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《小石潭記》超好用優(yōu)秀課件分數(shù)乘法練習題全套分數(shù)乘法練習題全套

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分數(shù)乘法練習題全套一個數(shù)乘分數(shù)(一)一、細心填寫:1、×6表示的意義是()。16×表示的意義是()。×表示的意義是()。2、一根繩子長米,3根這樣的繩子共長()米;這根繩子的長()米。二、準確計算:51××2524××××32個米有多少米?8千克的是多少千克?噸的是多少噸?三、解決問題:1、一架飛機每小時飛行720千米,小時飛行多少千米?2、一臺割草機,每小時割草公頃,9小時割草多少公頃?小時割草多少公頃?3、一個正方形的邊長米,它的周長和面積分別是多少?一個平行四邊形的底25厘米,高是底的。它的面積是多少?一個數(shù)乘分數(shù)(二)一、細心填寫:米的是()米分=()秒平方米=()平方分米×3表示(),3×表示()在○里填上“>”、“<”或“=”?!?○8×○8×○×○××1○二、準確計算:××××+-××20是15的多少倍?8是12的幾分之幾?21米的是多少米?三、解決問題:1、一堆黃沙,每天用去噸,2天用去一堆黃沙,每天用去的,2天用去多少噸?一共的幾分之幾?2、一種粉碎機每小時可粉碎飼料噸,小時可以粉碎飼料多少噸?25分鐘可以粉碎飼料多少噸?3、A是一個不等于0的數(shù),請說明A+與A×哪一個大?分數(shù)乘法應用題1.要一條路長100米,已經(jīng)修了米,還有多少米沒修?2.要一條路長100米,已經(jīng)修了,修了多少米?3.要一條路長100米,已經(jīng)修了,還有多少米沒修?4.要一條路長100米,已經(jīng)修了,修了的米數(shù)比沒修的多多少米?5.學校運來噸煤,用去,用去多少噸?6.學校運來噸煤,用去噸,還剩多少噸?7.學校運來噸煤,用去,還剩多少噸?8.運來噸煤,用去,用去的噸數(shù)比剩下的少多少噸?9.一只長頸鹿高4米,一只山羊的身高比長頸鹿矮,山羊的身高是多少米?10.鴕鳥是世界上最大的鳥,它每約跑72千米,非洲野狗的時速比鴕鳥慢。非洲野狗每小時能跑多少千米?11.汽車修理廠上個月用電680度,這個月比上個月節(jié)約,這個月實際用電多少度?12.某中學食堂7月份用糧2500千克,8月份用糧比7月份減少。8月份用糧多少千克?13.六(4)班有男生26人,女生人數(shù)比男生少,女生有多少人?分數(shù)乘法綜合練習題填空題:1、15個是多少?列式是;的是多少,列式是;2、25的是();的是();12個相加的和是();3、千米=()米;時=()分;4、10×()=×()=1×()=0.25×()=15、2米的和1米的()相等,就是()米。二、列式計算:

(1)120千米的是多少千米?(2)的120倍是多少?

(3)25是125的幾分之幾?(4)125是25的幾倍?三、計算:+×+120×120

×40-2×+-四、應用題。

1、一臺碾米機每小時可以碾稻谷噸,5小時可以碾谷多少噸?小時呢?2、某工廠有男職180人,女職工是男職工的。女職工有多少人?求女職工有多少人就是求()的()是多少?所以用()方法計算。(按要求填空,并列式解答)3、一輛汽車每小時行駛45千米,從甲地到乙地行駛了小時,正好到達了兩地的中點。甲乙兩地全程多少千米?4、(1)一杯水重千克,杯重多少千克?(2)一杯水重千克,又加了千克,此時杯中水多少千克?5、一塊長方形地的面積是15公頃,用這塊地的種小麥,種棉花,種小麥和棉花各多少公頃?

字母音標教學(詳細版)字母音標教學(詳細版)

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/字母音標教學(詳細版)字母音標教學1、字母的分類:元音字母:AaEeIiOoUu輔音字母:BbCcDdFfGgHhJjKkLlMmNnPpQqRrSsTtVvWwXxZz半元音字母:Yy2、字母自身的音素字母

Aa

Bb

Cc

Dd

Ee

Ff

Gg

音素

[ei]

[bi:]

[si:]

[di:]

[i:]

[ef]

[d?i:]

字母

Hh

Ii

Jj

Kk

Ll

Mm

Nn

音素

[eit?]

[ai]

[d?ei]

[kei]

[el]

[em]

[en]

字母

Oo

Pp

Qq

Rr

Ss

Tt

音素

[?u]

[pi:]

[kju:]

[ɑ:]

[es]

[ti:]

字母

Uu

Vv

Ww

Xx

Yy

Zz

音素

[ju:]

[vi:]

[’d?blju:]

[eks]

[wai]

[zed]

二、國際音標英語音標發(fā)音表英語國際音標共48個音素,其中元音音素20個,輔音音素28個。國際音標(英語語音)

元音

單元音

前元音

[i:]

[i]

[e]

[?]

中元音

[?]

[?:]

[?]

后元音

[u:]

[u]

[?:]

[?]

[a:]

雙元音

開合雙元音

[ei]

[ai]

[?i]

[?u]

[au]

集中雙元音

[i?]

[ε?]

[u?]

輔音

爆破音

清輔音

[p]

[t]

[k]

濁輔音

[b]

[d]

[g]

摩擦音

清輔音

[f]

[s]

[?]

[θ]

[h]

濁輔音

[v]

[z]

[?]

[e]

破擦音

清輔音

[t?]

[tr]

[ts]

濁輔音

[d?]

[dr]

[dz]

鼻音

(濁輔音)

[m]

[n]

[?]

舌則音

(濁輔音)

[l]

[r]

半元音

(濁輔音)

[w]

[j]

英語國際音標訓練材料

音標

英語字母或單詞例子

/i:/

E/i:/he/hi:/key/ki:/three/θri:/meet/mi:t/

/i/

it/it/is/iz/list/list/his/hiz/six/siks/

/e/

egg/eg/red/red/bed/bed/pen/pen/seven/sev?n/well/wel/spell/spel/

/?/

am/?m/bag/b?g/map/m?p/black/bl?k/jacket/′d??kit/

/?:/

four/f?:/ball/b?:l/horse/h?:s/saw/s?:/course/k?:s/

/?/

dog/d?g/orange/′?rind?/what/w?t/clock/kl?k/

/a:/

are/a:/card/ka:d/last/la:st/

/u:/

blue/blu:/ruler/′ru:l?/to/tu:/two/tu:/food/fu:d/

/u/

good/gud/book/buk/look/luk/put/put/would/wud/could/kud/

/?/

color/′k?l?/bus/b?s/but/b?t/love/l?v/brother/′br?e?/mother/′m?e?/

/?:/

girl/g?:l/her/h?:/first/f?:st/

/?/

ruler/′ru:l?/color/′k?l?/better/bet?/never/nev?/welcome/welk?m/

/ei/

A/ei/name/neim/cake/keik/Dale/deil/eight/eit/case/keis/

/?u/

O/?u/OK/?u′kei/know/n?u/no/n?u/home/h?um/hope/h?up/

/ai/

I/ai/my/mai/hi/hai/nice/nais/five/faiv/fine/fain/white/wait/

/au/

how/hau/about/?′baut/out/aut/house/haus/

/?i/

boy/b?i/toy/t?i/noise/n?iz/voice/v?is/point/p?int/coin/k?in/

/i?/

ear/i?/耳朵here/hi?/dear/di?/near/ni?/idea/ai′di?/hear/hi?/

/ε?/

chair/t?ε?/air/ε?/tear/tε?/care/kε?/fair/fε?/there/eε?/

/u?/

tour/tu?/poor/pu?/sure/?u?/

英語國際音標訓練材料

音標

英語字母或單詞例子

/p/

pen/pen/map/m?p/cap/k?p/please/pli:z/

/b/

bag/b?g/book/buk/bee/bi:/by/bai/black/bl?k/bear/bε?/

/t/

what/w?t/quilt/kwilt/list/list/

/d/

dog/d?g/good/gud/led/led/sad/s?d/feed/fi:d/do/du:/dear/di?/

/k/

key/ki:/book/buk/clock/kl?k/

/g/

bag/b?g/good/gud/girl/g?:l/

/f/

five/faiv/fine/fain/four/f?:/family/′f?m?li/

/v/

five/faiv/have/h?v/love/l?v/very/′veri/

/θ/

thank/θ??k/three/θri:/south/sauθ/bath/ba:θ/thick/θik/

/e/

this/eis/that/e?t/brother/′br?e?/the/e?/they/eei/father/′fa:e?/

/s/

spell/spel/face/feis/(臉)mouse/maus/

/z/

zero/′zi?r?u/close/kl?uz/keys/ki:z/boys/b?iz/pens/penz/

/t?/

chair/t?ε?/chess/t?es/(棋)lunch/l?nt?/teacher/′ti:t??/

/d?/

orange/′?rind?/jacket/′d??kit/Jack/d??k/large/la:d?/juice/d?u:s/

/tr/

tree/tri:/(樹)try/trai/truck/tr?k/true/tru:/trouble/′tr?bl/track/tr?k/

/dr/

dry/drai/(使…變干)dream/dri:m/dress/dres/drink/dri?k/hundred/′h?ndrid/

/?/

she/?i:/fish/fi?/English/′i?gli?/sharpener/′?a:p?n?/shoe/?u:/

/?/

pleasure/′ple??/measure/′me??/television/′telivi??n/

/ts/

its/its/whats/w?ts/let′s/lets/sports/sp?:ts/writes/raits/seats/si:ts/

/dz/

hands/h?ndz/birds/b?:dz/friends/frendz/beds/bedz/stands/st?ndz/

/h/

how/hau/her/h?:/he/hi:/hard/ha:d/him/him/hear/hi?/half/ha:f/

/l/

ruler/′ru:l?/list/list/like/laik/late/leit/learn/l?:n/light/lait/

/m/

my/mai/map/m?p/Mary/′meri/more/m?:/seem/si:m/meat/mi:t/

/n/

nice/nais/nine/nain/fine/fain/mind/maind/

/?/

evening/′i:vni?/English/′i?gli?/sing/si?/wing/wi?/ring/ri?/

/j/

you/ju:/yellow/′jel?u/few/fju:/music/′mju:zik/student/′stju:dnt/beautiful/bju:t?fl/

/w/

what/w?t/well/wel/white/wait/work/w?:k/way/wei/

/r/

red/red/ruler/′ru:l?/road/r?ud/write/rait/(w不發(fā)音)wrong/r??/

26個字母發(fā)音規(guī)律及英語字母組合發(fā)音表

a/ei/name?cake?table

/?/applecat?map?am

/α:/?want?dance

/o/?what?watch

b/b/bookbig?bagbox

c/k/catcakecupclockcar

/s/?facenicepencilbooks

d/d/deskdolldogdad

e/i:/heshemeetme

/e/elephanteggbedpen

f/f/finefriendflyfootfan

g/ɡ/gunglassgladglove???

/dз/?age?orange

h/h/?hathehousehand

i/ai/finebike?five?ice

/i/issitmisspigpicture

j/dз/jeepjamjacketjar

k/k/kitecakeblackthank

l/l/legleftrulerflaglamp

/l/applebowltellold

m/m/ammapmymouthmilk

n/n/noknownewhand

o/?u/oldhomenosecoke

/o/dognotclockbox

/∧/sonmonthmotherlove

p/p/mapjeeppigpenapple

q?/kw/quitequiltquick

r/r/redradiobrotherracket

s/s/sitmissthissmilebooks

/z/nosethoseroserulers

t/t/itsitnotthattablelittle

u/ju:/useusuallyexcuse

/∧/busussunduck

/u/put?pull?push

v/v/?fivevaseveryseven

w/w/wewindowwatchwant

x/ks/?box?six?fox

y/ai/myflywhybye

/j/?yes?yellow

/i/?happybabyvery

z/z/?zoo?zero

元音字母組合發(fā)音表元音字母組合

位置

讀音

例詞

例外

ar

重讀

[a:]

markcarvearticlepartymarketMarchfarmhard

在W后

[?:]

warmwarnrewardwar

非重讀

[?]

grammar

er

重讀

[?:]

servicecertainserve

非重讀

[?]

workerfarmerteacher

or

重讀

[?:]

formimportantcornerhorse

在W后

[?:]

workwordworldworth

非重讀

[?]

mirrordoctorforbidforget

ur

重讀

[?:]

churchThursdaynurseturnreturn

非重讀

[?]

surprisesurroundmurmur

ir

重讀

[?:]

thirstydirtyfirstgirl

a

ai

重讀音節(jié)

[ei]

tailorremaingrainsailpraiseraisebrain

said[e]

非重讀音節(jié)

[i]

captain

[?]

certain

au

[?:]

cause

aunt[a:]

al

[?:]

walkballalltalk

half[a:]alms[a:]

[?:l]

alwaysalmostalreadyalthough

aw

[?:]

drawdawnsaw

air

[e?]

fairaffairhairupstairs

are

[e?]

dareglaresharecomparecareful

are[a:]

augh

[?:]

taughtcaughtdaughternaughty

laugh[a:f]

ay

重讀音節(jié)

[ei]

delayplaysaywaytoday

says[e]

非重讀音節(jié)

[i]

SundayMonday

e

ea

[i:]

repeatleafleadpeacediseasecream

[e]

sweaterthreadheadacheheavybreakfast

特殊

[ei]

greatgreatlybreak

[i?]

realideatheatre

ee

[i:]

sleepfreelyweedsteeldegree

ear

[i?]

appearclearnearheardearear

heart[a:]

[?:]

heardlearnearnearlysearch

[e?]

wearbearswearpear

ei

[i]

receiveseizeceiling

ew

[ju:]

fewnewnews

sew[?u]

在[l],[r]后

[u:]

blewflewthrewdrew

ere

[e?]

therewhere

here[i?]

ey

重讀音節(jié)

[ei]

greyheyobey

key[i:]

非重讀音節(jié)

[i]

monkeydonkey

eigh

[ei]

weighteighteighty

i

ie

[i:]

piecethieffieldchief

diet[ai?]quiet[ai?]

[ai]

lietiedie

ire

[ai?]

wireinspirehiretire

igh

[ai]

rightfightnighthighbrightlight

o

oa

[?u]

loafroadsoapcoatboat

broad[?:]abroad[?:]

oi

[?i]

voicenoisepointchoice

oy

[?i]

toyboyjoyjoyful

oo

在其他字母前

[u:]

roofchooseschoolshoot

wool[u]foot[u]

在k,d前

[u]

tooklookcookstoodwoodgood

food[u:]flood[?]blood[?]

oor

[?:]

floordoor

poor[u?]

ou

[au]

poundrousemountaintrousersgroundthousand

shoulder[?u]soul[?u]

[?]

couplecousindoublecountrytouchtrouble

[u:]

routegrouproutinesoup

[u]

couldshouldwould

ough

[?:]

foughtboughtbroughtthought

though[?u]plough[au]cough[?f]through[u:]thorough[?]enough[?f]

ow

[au]

downbrownflower

knowledge[?]

[?u]

bowlsowwindowrowownerlowshowthrowgrow

u

ure

重讀音節(jié)

[u?]

suresurely

非重讀音節(jié)

[?:]

pleasure

輔音字母組合發(fā)音(全)字母組合

發(fā)音

詞例

ble

∕bl∕

abletablepossible

ch

∕?∕

chair

∕k∕

school

∕?∕

machine

ck

∕k∕

jacket

cle

∕kl∕

unclecirclebicycle

deg

∕d3∕

bridgejudgeknowledge

ge

∕d3∕

agechangevillagehuge

gh

∕f∕

laugh

有時不發(fā)音

eightdaughter

gu

∕ɡw∕

language

∕ɡ∕

guess

gn

∕n∕

signforeign

gue

∕ɡ∕

league

kn

∕n∕

knowknifekneeknit

mb

∕m∕

climb

mn

∕m∕

autumn

ng

∕?∕

morning

∕?ɡ∕

English

nk

∕?k∕

thank

nc

∕?k∕

uncle

ph

∕f∕

phone

ple

∕pl∕

applepeopleexample

qu

∕kw∕

quilt

sc

∕s∕

sciencescentscissor

sh

∕?∕

she

sion

∕3n∕

conclusioninvasion

ssion

∕∫n∕

expressiondiscussion

stle

∕sl∕

castlewhistlerustle

tal

∕tl∕

capitalhospital

tain

∕tn∕

britaincertain

tch

∕?∕

watch

th

∕?∕

thanks

∕e∕

this

tion

∕∫n∕

nationstationdictionary

tle

∕tl∕

gentlebattlebottle

ture

∕t∫ε∕

picturenaturemixture

wh

一般情況下發(fā)∕w∕

what

在字母O前發(fā)∕h∕

who

wr

∕r∕

write

kn

∕n∕

know

dge

∕?∕

bridge

-ing

∕??∕

standing

-tion

∕??n∕

question

∕??n∕

dictionary

-ture

∕??∕

picture

-sion

∕??n∕

decision

音節(jié)什么叫音節(jié)?音節(jié)以元音為主體構成的發(fā)音單位,一般說來元音發(fā)音響亮,可以構成音節(jié),輔音發(fā)音不響亮,不能單獨構成音節(jié)([m],[n],[ng],[l]例外)。從單詞拼寫形式上看,有幾個元字組就有幾個音節(jié)。什么是成音節(jié)?成音節(jié)的含義:音標中,一個輔音字母加上一個[m]或[n]或[l],構成成音節(jié)例詞:noodle['nu:dl]在英語中元音特別響亮,一個元音可構成一個音節(jié),一個元音和一個或幾個輔音音素結合也可以構成一個音節(jié)。一般說來,元音可以構成音節(jié),輔音不響亮,不能構成音節(jié)。但英語輔音字母中有4個輔音[m],[n],[ng],[l]是響音,它們和輔音音素結合,也可構成音節(jié)。它們構成的音節(jié)往往出現(xiàn)在詞尾,一般是非重讀音。如何劃分音節(jié)?①在兩個音節(jié)的相鄰處有兩個輔字組時,一個輔字組屬于前面的音節(jié),一個屬于后面的音節(jié)。

例如:let-termem-berchil-drendaugh-ter

②在兩個音節(jié)的相鄰處只有一個輔字組時,如果前面音節(jié)里的元音是長音則輔字組屬于后面一個音節(jié),如果前面一個音節(jié)里的元音是短音,則輔字組屬于前面一個音節(jié)。

例如:長音pa-perstu-dentfa-therze-romo-torfar-ther

短音sev-enstud-ymoth-erver-ymod-leweath-er什么是重讀音節(jié)?重讀音節(jié)指的是單詞中讀音特別響亮的音節(jié)。用音標標記雙音節(jié)、多音節(jié)詞的讀音時,應使用重讀符號。單音節(jié)詞多數(shù)是重讀音節(jié),標記讀音時不需要使用重讀符號。什么是開音節(jié)?開音節(jié)分兩種,一種叫絕對開音節(jié),相對開音節(jié)。在開音節(jié)中,元音字母發(fā)長音(本身音)。絕對開音節(jié):單個元音字母后面沒有輔字組的重讀音節(jié)。例如:me,be,he,no,go,so②相對開音節(jié):單個元音字母后面加單個輔音字母,再加一個不發(fā)音字母e構成的重讀音節(jié)。例如:namethesebikehomeexcuse如何識別開音節(jié)和閉音節(jié)?什么閉音節(jié)?什么叫閉音節(jié)?單個元音字母后面有輔字組成(rwy除外),且以輔音字母結尾的音節(jié)。如果該音節(jié)重讀,則叫做重讀閉音節(jié)。在閉音節(jié)中,元音字母發(fā)短音。例如:bagdrawbeginfishnotcup。英語重讀閉音節(jié)就是所謂的元音字母不是發(fā)它本身的字母音,重讀閉音節(jié)就是指在一個音節(jié)中,以輔音音素結尾的而且是重讀音節(jié)的音節(jié)比如apple劃音節(jié)就應該是ap/ple前面那個ap是一個音節(jié)以輔音音素結尾就是閉音節(jié)。重讀閉音節(jié)后要加ing或ed時,要雙寫才能加。如:如:sitsittingstoppedbeginbeginningputputtingswimswimming舉兩個很經(jīng)典的例子:forbidforbidding(重讀閉音節(jié),雙寫)prohibitprohibiting(重讀在第二音節(jié),非重讀閉音節(jié),不雙寫)重讀閉音節(jié)三要素:1.必須是重讀音節(jié);2.最后只有一個輔音字母;3.元音字母發(fā)短元音元音字母在開音節(jié)和閉音節(jié)中的發(fā)音:元音字母

Aa

Ee

Ii

Oo

Uu

開音節(jié)

[ei]

[i:]

/ai/

/?u/

[ju:]

閉音節(jié)

/?/

/e/

/i/

/?/

/?//u/

英語音標表、字母表?字母、字母組合發(fā)音規(guī)律記憶元音音標表(20個)

5個元音的字母音a[ei]???e[i:]???i[ai]???o[?u]???u[u:]

5個元音的短元音:

a[?e]?bag?cat??hat?map

e[e]??pen?bed??ten?hen

I[i]???big??pig??sit??hill

o[?]??box?hot??dog?frog

u[u]??but?mum?bus?mug

12個單元音:

短元音[?e]??[e]???[i]???[?]???[?]??[u]??[?]????????????????????????????????????????????

長元音????????????[i:]??[?:]??[a:]??[u:]?[?:]??????????????????????

8個雙元音:[ei]??[ai]??[?u]??[au]??[?i]??[i?]??[e?]??[u?]

元音發(fā)音規(guī)則表:

1.單元音/i:/seemebesheneedreadmealeatseatdeepkeep

開音節(jié)中的e/i:/mebeshe

ee/i:/seesleepdeepfeetneed

ea/i:/readeatmealseat

2.單元音/i/initisfitpinbitkisssickmissfishrichlid

閉音節(jié)中的i/i/if,his,film(閉音節(jié)指以輔音結尾的音節(jié))

閉音節(jié)中的y/i/sympathy,syllable,system,gym

位于詞尾的y/i/city,pity,willingly,possibility

3.單元音/e/getletbedpenbestrestwetneverbetterbest

閉音節(jié)中的e/e/bed,peg,set,tell

ea/e/dead,heaven,feather

4.單元音/?e/hatcatratcapmapfatmanthankstampfact

閉音節(jié)中的a/?e/bad,lad,rat,cab

5.單元音/a:/heartarmdarnfarmcartfastcardarkbarnpass

ar/a:/arm,ark,lard,dark,car,card,hard,harm

6.單元音/?/lotgotjobshopsoftsongtophotboxpotlock

閉音節(jié)中的o/?/hot,got,not,lost,on,soft

7./?:/tallfallwallPaulMaudwalkcallyawnthought

or/?:/or,sport,bored,horse,more,before

a(+ll或lk)/?:/all,fall,talk,walk

aw/?:/law,paw,draw,flaw,claw

8.單元音/u/cookbooklookputgoodfullfootwould

u/u/put,full,pull,push,sugar,cushion

oo/u/good,took,wood,wool,stood,bedroom

ou/u/could,would,should

9.單元音/u:/toosoonrulebootfoolschoolsoupcoollosenew

oo/u:/fool,booth,room,food

ou/u:/soup,you,group

o/u:/do,to,who

10./?/cupbusgunhutsungducklungluckcutstuck

閉音節(jié)中的u/?/but,hunt,sun,duck,luck

閉音節(jié)中的o/?/son,once,colour,other,money

ou/?/rough,enough,touch,cousin,young

11.單元音/?:/shirthuntburngirlbirdnurseworkwormcurse

er/?:/herd,verb,mercy

ir/?:/thirty,shirt,third,fir

ur/?:/turn,church,burn,nurse,curse

or/?:/word,work,world,worse

ear/?:/heard,earth,search

12.單元音/?/agoaboutasleepaboveagainamongmotherbrother

許多元音在非重讀章節(jié)中讀成/?/,所以/?/的拼寫形式多種多樣。如:

about,sofa,doctor,colour,figure

13.雙元音/ei/Maypaywaydaysamehaygreatgainpainspade

a/ei/save,face,pale

ay/ei/day,pay,may

ai/ei/wait,fail,strait

ea/ei/break,great

14.雙元音/?u/nogosoholehoperoadhomeslowloadfoesoul

o/?u/go,hello,no,open,over,joking,October

oa/?u/coat,soap,boat,road,coast

ow/?u/snow,throw,blow,show,know,window

15.雙元音/ai/byelietryeyecrydiemyfivetimeminelike

開音節(jié)中的i/ai/time,crime,rite,fine

igh/ai/high,might,night,light,bright

y/ai/cry,my,sky,fly,July,reply

ie/ai/eye,dye,bye

16.雙元音/au/hownowcowoutmousedownhousebrownfound

ou/au/about,around,found,sound,mouse

ow/au/down,crowd,town,brown,now,how

17.雙元音/?i/boyjoytoyvoicenoisejoincoinoilsoiltoil

oi/?i/oil,boil,join,coin,spoilt,voice,choice,noise

oy/?i/toy,boy,enjoy,destroy,annoy,loyal,employer

18.雙元音/i?/earherefearheardearpiertearnearreallyidea

ear/i?/ear,dear,hear,clear,beard

ea/i?/idea,real,theatre

ere/i?/here,mere,severe

eer/i?/beer,queer,engineer

19.雙元音/e?/carewearhairtherefaircarefulvarious

are/e?/care,share,fare,hare,careless

air/e?/air,fair,chair,repair

20.雙元音/u?/toursurepoorpurecuretourist?

ur/u?/cure,pure,fury詞尾-ed的發(fā)音規(guī)則:1.t/d后讀/id/,2.清清濁濁元音濁。清輔音后讀/t/濁輔音后讀/d/

/t//d/二音后讀/id/元音后讀/d/

特殊情況除外(沒有幾個,不用記了)在清輔音后面[t]

askedfinishedhelped[helpt]passed[pa:st]reached

在濁輔音和元音后面[d]

calledborrowedmoved[mu:vd]enjoyedwelcomedanswered在[t]音后面[id]

wanted[''w?ntid]started[''sta:tid]

在[d]音后面讀[id]needed[''ni:did]counted[''kauntid]0

補充說明:

規(guī)則動詞的過去式由“動詞原形+-ed”構成,具體變化有:

1.直接在詞尾加-ed。如:want—wanted,work—worked,need—needed,clean—cleaned

2.以不發(fā)音的e結尾的在詞尾加-d。如:like—liked,live—lived,use—used,move—moved

3.以一個元音字母加一個輔音字母結尾的重讀閉音節(jié)動詞,先雙寫結尾的輔音字母,再加-ed。如:stop—stopped,trip—tripped

4.以輔音字母加y結尾的動詞,先把y變成i,再加-ed。如:study—studied,carry—carried,hurry—hurried,marry—married

不規(guī)則動詞的過去式大體上歸納有以下六條記憶法:

1.以t結尾的詞,過去式與原形相同。如:put—put,let—let,cut—cut,beat—beat

2.以d結尾的詞,把d變成t。如:build—built,lend—lent,send—sent,spend—spent

3.以n結尾的詞,在詞后加t。如:mean—meant,burn—burnt,learn—learnt

4.以ow/aw結尾的詞,把ow/aw變成ew。如:blow—blew,draw—drew,know—knew,grow—grew

5.含有雙寫字母的詞,將雙寫改為單寫,在詞尾加t。如:keep—kept,sleep—slept,feel—felt,smell—smelt

6.含有元音字母o/i的詞,將o/i變成a。如:sing—sang,give—gave,sit—sat,drink—drank詞尾-es/s的發(fā)音規(guī)則:動詞原形變第三人稱單數(shù)的規(guī)則與發(fā)音規(guī)律同名詞單數(shù)變復數(shù)大致相同,請認真觀察。1、大多數(shù)動詞在詞尾加“S”在清輔音后發(fā)音為[s],在濁輔音及元音后發(fā)音為[z]。如:

①stop-stops[s];make-makes[s]

②read-reads[z];play-plays[z]

2、以輔音字母加“y”結尾的,要先將“y”變?yōu)椤癷”,然后在加“es”讀[iz]如:

fly-flies[z];carry-carries[z]

study-studies[z];worry-worries

3、以“s,x,ch,sh”結尾的,在詞尾加“es”,發(fā)音為[iz]如:

teach-teaches[iz];watch-watches[iz]

4、以“o”結尾的動詞,加“es”,讀[z]如:

go-goes[z]do-does[z]

下面幾個動詞變?yōu)閱螖?shù)時,原詞的元音部分的發(fā)音發(fā)生了較大的變化,請注意記憶。如:

1、do[du:]-does[dz]

2、say[sei]-says[sez]

以不發(fā)音字母“e”結尾的開音節(jié)詞,如果尾音是[s],[z]時,加“s”后字母“e”發(fā)音,與所加“s”

一起讀做[iz]。如:close-closes[iz]二、對比詞形變化中原詞詞尾變化之異同:變“y”為“”現(xiàn)象雙寫最后輔音字母現(xiàn)象

例詞:

①baby-babies

②carry-carries

③study-studyingbe動詞包括:am,is,are。第三人稱單數(shù)用is;過去式為was;復數(shù)用are,過去式為were.自然拼音拼讀練習表第一天:aeioua_ee_ei_eo_eu_eAa:matmapbagcathatfanbatappleEe:eggwellredpennethenbedbellIi:licksixbibpigpinkissinkhillOo:oxonoctopusboxsockoperateostrichUu:sunumbrellacupbusnutgununcleundercapenametapelakegamemaketakehatetheseJapaneseChinesebitefiveninekitemineniceridesiderosenoseropenoteposehomerodethosetubecubeJunecutehuge第二天:aiayeeeaeyieighoaowuiueai:tailrainpaintpainjailrailnailmaiday:bayraywaysayhaypayMaylayee:reedseelbeepeeljeepfeetseeteethea:seameatpeanuteaglepeachtealeafpeaey:donkeymonkeyjockeyturkeymonkeyhockeykeytrolleyie:tiepieliedieigh:rightsightnighttighthightfighthighsighoa:roadtoasttoadcoalgoatboatcoatsoapow:rainbowpillowyellowwindowbowlrowhollowlowui:suitjuicefruitue:Suebluegluetrue第三天:arerirurorar:armcararmchaircardcartfarmparkgardener:sisterbrotherunderroosterwintermermaidmarkermotherir:birthdaycircusdirtybirdcircledirtgirlur:turtlesurfingturkeyfurhurtpursenurseor:porchporkhorsehornfortmorningcornfork第四天:ouowoioyauawooooeaou:houseoutmouthcountfountainmountainshoutmouseow:cowtowelclownowlcrownbrownflowertoweroi:coinoilpointnoiseboilsoilpoisoncoiloy:oysterboycowboysoytoyau:augustsausesausagenaughtyautumnapplauseaw:pawdrawsawstrawstrawberrylawnoo:moonzooroofroosterbootsfoodspoonroomcoolfoolboomfoolishoo:bookcookgoodfootlookhookea:headsweatersweatpearleadbearleatherfeather第五天:chshwhphththknwrmbch:beachlunchcheesebenchchurchchickenchaircherrysh:sheepshirtshipfishdishpushshoesshovelwh:whalewhitewheelwheatwhipwhistlewheelchairwhisperph:photoelephanttelephonetrophypharmacyalphabetth:brotherfeatherleatherfathermotherth:thumbthreebathmatthirstythiefbathmouthteethkn:knobkneeknifeknockknitwr:wristwrinklewrapwreathwritemb:thumblambbombcombcrumbnumb第六天:blflplclglbrcrgrprfrtrdrbl:blueblackblousebloombleachblanketblondehairfl:flatfluflyflameflutefloorflagflowerpl:planeplayplusplanetplatformplumplateplantcl:clockcloudcleanclayclimbcloseclapclowngl:gloveglobeglassglueglassesgliderbr:brightbrookbrimbridebrownbreadbrickbrothercr:crowncrabcreamcrowcrayoncrocodilecrycroissantgr:graygreengrassgrapesgroundgrowgrandmapr:prixepriceprawnpressprinceprincessprayfr:frogfrostFridayFrenchfriesfruitfrontfriendframetr:tractortrucktraintraytreetriangletrunktrolleydr:dreamdrumdrydropdrawdrivedressdrink第七天:smsnslswspstscskallewysm:smilesmallsmellsmokesmoothsn:snowmansnowsnoresnakesnailsneakerssneakerssnacksl:slowslapsleepslideslopesledsw:switchswallowswanswimsweetswingsweatersweatsp:spiderspaceshipspinachspoonspellst:stockingsstorestarstampstormstickstudentstandsc:scarfscooterscannerscarecrowscalescorpionscoopsk:skunkskisskirtskatesall:calltallfallballwallew:dewfewviewhewnewnephewnewspaperYy:skyflydryspytypeshycrymyYy:Minysunnypuppydizzydirtyponyhappybaby自然拼音強化練習:Tonguetwister1.Abigblackbearsatonabigblackbug.2.Abigblackbugbitabigblackdogonhisbigblacknose!3.Cat,Cat,catchthatfatrat.4.Afatcatcatchesamadrat.5.Bluegluegun,greengluegun.6.Blackbackground,brownbackground.7.Anoisynoiseannoysanoyster.8.Agoodcookcancookgoodcookies.9.AtnoonItookagoodbook,andsatbythepoolinthewood.Isoontookoffmyboot.Andputmyfootinthepool.Oh!Howcool,howcool.10.Thehunterandhishugehorsehidebehindinhouse.11.BettybetterbutterBrad'sbread.12.Twotinytigerstaketwotaxistotown.13.Thefirstisthefirst.Thethirdisthethird.Thethirdcanbethefirst,Thefirstcanbethethird.14.Sir,thisgirlwearingadirtyskirtisnotthefirst,butthethird.15.Afleaandaflyflewupinaflue.Saidtheflea,"Letusfly!"Saidthefly,"Letusflee!"Sotheyflewthroughaflawintheflue.16.Iwishyouwereafishinmydish.17.Jean'sthreesheeparenearthegreenjeep.18.Therearethirty-threethousandthreehundredandthirty-threefeathersonthatbird'sthroat.

19.Neitherfathernormotherlikesthisweather.20.It’sagoat,sittinginaboat,wearingacoatandwritinganote.It’sabear,sittingonachair,holdingapearandcombingitshair.It’sacock,sittingonarock,wearingasockandlookingataclock.It’safly,wearingatie,holdingapieandwavinggoodbye.英語音標綜合測試測試時間:90分鐘滿分:100分姓名:分數(shù):一)默寫英文全部音標,并進行分類分類。(48×0.5=24分)1、寫出20個元音①寫出12個單元音1)________???2)________??3)________???4)________??5)________???6)________7)________???8)________??9)________???10)________??11)________??12)________②寫出8個雙元音1)________???2)________??3)________???4)________?5)________???6)________??7)________???8)________2、寫出10對成對的清濁輔音清:1)_____2)_____3)_____4)____5)_____6)____7)____8)____9)_____10)_____濁:1)_____2)_____3)_____4)_____5)_____6)____7)____8)____9)____10)_____3、其他8個輔音1)_____2)_____3)_____4)_____5)_____6)____7)____8)____二)從下面四個音素中選出你聽到的音素。(2.6’*10=10’)1、()A、[i:]B、[?]C、[?]D、[e?]2、()A、[Λ]B、[?]C、[a:]D、[a?]3、()A、[e?]B、[a?]C、[??]D、[??]4、()A、[u]B、[u:]C、[?]D、[?:]5、()A、[??]B、[??]C、[e?]D、[??]6、()A、[t∫]B、[∫]C、[s]D、[z]7、()A、[m]B、[?]C、[n]D、[l]8、()A、[l]B、[r]C、[j]D、[n]9、()A、[u]B、[w]C、[j]D、[v]10、()A、[s]B、[z]C、[ts]D、[dz]三)找出畫線部分讀音不同的單詞。(15×1=15分)()1.A.teaB.meatC.weatherD.beach()2.A.backB.fastC.haveD.map()3.A.warmB.gardenC.marketD.party()4.A.schoolB.toothC.chooseD.good()5.A.bookB.moodyC.lookD.cook()6.A.JuneB.rulerC.putD.menu()7.A.pushB.funC.sunD.ugly()8.A.tigerB.herC.officerD.over()9.A.goB.noC.coldD.hot()10.A.likeB.lionC.pizzaD.Friday()11、A.cakeB.faceC.appleD.late()12、A.meB.legC.bedD.set()13、A.hutB.rulerC.duckD.cup()14、A.clockB.hotC.goD.sock()15、A.headB.deadC.deafD.sea四)從B欄找出與A欄對應的單詞或音標并連線。(10×1=10分)1、ABhurry[baik]hurt[keik]look[?hΛri]cake[luk]bike[h?:t]2、AB[θi?]goat[d?g]pear[g?ut]thing[feis]dog[pe?]face五)從下列四個選項中選出所給單詞的正確讀音。(10×1=10分)()1.setA、[set]B、[sit]C、[s?t]D、[s?t]()2.courtA、[kut]B、[k?ut]C、[k?:t]D、[sit]()3.betterA、[?betз:]B、[?b?t?]C、[be?ta:]D、[?bet?]()4.duckA、[dΛk]B、[d?k]C、[duk]D、[du:k]()5.tankA、[s??k]B、[ti?k]C、[te?k]D、[t??k]()6.mouseA、[maus]B、[m?us]C、[mus]D、[mΛs]()7.cryA、[srai]B、[krai]C、[kri]D、[krei]()8.whereA、[wi?]B、[wi:]C、[he?]D、[we?]()9.deepA、[di:p]B、[dip]C、[dep]D、[d?p]()10.echoA、[??k?u]B、[?ek?]C、[?ek?u]D、[??k?u]六)根據(jù)音標,選擇正確的單詞。(10×1=10分)applefeetbearkeepheadwhitedeskelephantlampmouse/be?//wait//??pl//ki:p//hed//?elif?nt//maus//fi:t//desk//l?mp/七)下列每組單詞劃線部分讀音相同,請寫出劃線部分的音標。(10×0.5=5分)1、//putfoot2、//sunbrotherbut3、//sistermother4、//girlbird5、//doorhorse

6、//doghot7、//ispicture8、//nicegoodbye9、//knowcoat10、//surepoor

《吃水不忘挖井人》練習題《吃水不忘挖井人》練習題

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《吃水不忘挖井人》練習題一年級語文一課一練9、吃水不忘挖井人班級姓名閱讀驛站:毛澤東主席是中國共產(chǎn)黨的偉大領導人之一,他不僅是個政治家、思想家、軍事家,也是一個了不起的書法家。一、看拼音,寫詞語。yǐhòuwànɡjìjīnzixiānɡcūn

jiàoshēnɡzhǔdònɡjǐnɡshuǐhěnduō

二、在括號里填上合適的詞語。一()井一()石碑一()村子()的地方()的井水三、比一比誰吐的泡泡多。四、按課文內容填空。1、村子里沒,吃水要到很遠的去挑。2、解放,鄉(xiāng)親們在井旁邊立了一塊石碑,上面刻著:吃水挖,時刻想念席。五、仿照例子說一說,寫一寫。毛主席帶領戰(zhàn)士和鄉(xiāng)親

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