1、第 12 課時Unit 78（八下）,PART ONE,第一篇 教材梳理篇,translation,translator,politely,impolite,pollution,pride,pronunciation,less,least,shut,dead,death,dying,Japanese,British,American,Australian,spelled/spelt,preparation,explanation,useful,used,European,two thirds,be covered with,ring up,go up,shake hands,clean up,

2、pick up,throw away,start out,divideinto,die off,shut down,be known for,in different ways,in recent years,in total,live off/live on,draw ones attention,again and again,a bit of,a good way to,are called,is covered with,all year round,the third-longest,cover two thirds of,have been asked to,on,the larg

3、est country,with more trees than you can imagine,has developed quickly,To the south of,much larger,any other country,called,By,may reach,a population of,nod their heads,its rude to point,must be treated,our duty to protect,shake hands, population n. 人口 【點撥】 population的用法:,China has a population of a

4、bout 1.3 billion. =The population of China is about 1.3 billion. 中國大約有十三億人口。 【巧學妙記】 population的用法口訣: population指“人口”; 提問它用what, 不用how many/how much; 人口多用large, 人口少用small; 人口增加用grow, 人口減少就用fall。,【典例】 （1）2019原創(chuàng) I dont know . A.what the population of Shijiazhuang is B.what is the population of Shijiazh

5、uang C.how much is the population of Shijiazhuang D.how many the population in Shijiazhuang are （2）The population of China is much than that of England. A.larger B.largest C.more D.large,A,A,（2）A人口的“多少”用large或small修飾。根據than可知,此處用比較級larger。故選A。, prepare v. 準備;預備 【點撥】 prepare的用法:,【典例】 （1）2017貴港 Can yo

6、u come to my party this evening? Sorry, I cant. I have to prepare my exams. A.of B.for C.about D.with （2）連詞成句 is, preparing, turkey, he, us, a .,B,He is preparing us a turkey, pick up 撿起;拿起;接（某人） 【點撥】 pick up是動副短語,當賓語是名詞時,可置于up之前或之后;當賓語是代詞時,要置于pick與up之間。 He picked up a wallet on the way to picking u

7、p his daughter. 他在接他女兒的路上撿到一個錢包。 【歸納】 類似的動副短語: put on穿上put up舉起 take off脫掉take out拿出 take away拿走work out算出 look up查找use up用光,【典例】 （1）2018湘西改編 Look! Whats on the ground? Oh, its my sweater. Please . A.pick it upB.put it on C.give it outD.take it off （2）2018河池改編 The boy his money to buy the book becau

8、se he loved it very much. A.took up B.gave up C.picked upD.used up,A,D,（1）Apick up 意為“拾起,撿起”;put on意為“穿上;增加”;give out意為“發(fā)放”;take off意為“脫下;（飛機）起飛”。根據問句“看!地上是什么?”可知答句表示的是“哦,是我的毛衣。請把它撿起來”。故選A。, divide v. 分開;分割 【點撥】 divide意為“分開;分割”,側重把一個整體分成若干部分,常與into連用。 He divided the apple into four parts. 他把這個蘋果分成了四

9、份。 【拓展】 separate作動詞時也有“分開;分離”之意,但separate側重表示把原來連在一起或靠近的事物分割開,分開后的部分具有相對的獨立性,常與介詞from搭配。 He separated the big apples from the small ones. 他把大蘋果和小蘋果分開了。 【圖解助記】,separatedivide,【典例】 根據句意,用適當的介詞填空 Please separate the white shirt the colored ones.,from, at the end （of）/in the end/by the end of,【典例】 2019原

10、創(chuàng) 用at the end of, in the end或by the end of填空 （1） today, I have made twelve friends in my new school. （2） the road, youll find the restaurant on your left hand. （3）, my sister worked out this problem.,By the end of,At the end of,In the end, die/dead/dying/death,【典例】 My grandpa in 2009. He for nearly

11、10 years. His made us very sad.（die）,died,has been dead,death, Each student could clean up a bit of the schoolyard. 每個學生可以打掃校園的一小片地方。 【點撥】 （1）clean up意為“把打掃干凈”。 （2）a bit of修飾不可數名詞,相當于a little。 【拓展】 a bit和a little通?？苫Q使用,用來修飾形容詞、副詞或比較級;也可修飾動詞,但要放在動詞之后。 【典例】 Many volunteers will help to the city parks

12、 next Friday. A.give up B.pick up C.clean up D.put up,C, We would finish cleaning in an hour! 我們將在一小時后打掃完! 【點撥】 finish是動詞,意為“完成”,后接名詞、代詞或v.-ing形式作賓語。常用搭配:finish （doing） sth.意為“完成（做）某事”。 【歸納】 常見的后接v.-ing形式的動詞: finish（完成）; avoid（避免）; miss（錯過）; mind（介意）; enjoy（喜歡）; suggest（建議）; keep（一直）; practice（練習） 【

13、典例】 2017重慶 Dave is a good boy and he always finishes his homework on time. A.do B.did C.does D.doing,D, Oceans cover two thirds of the earths surface. 海洋覆蓋了地球表面的三分之二。 【點撥】 英語中分數由“基數詞+序數詞”構成,分子用基數詞,分母用序數詞。當分子大于1時,分母要用復數形式。如:one fifth五分之一;two thirds三分之二。 【注意】 “二分之一”不能用a/one second表達,而要用a/one half表示;“四

14、分之一”和“四分之三”常用a quarter和three quarters表示。 【拓展】 當“分數+of+名詞”作主語時,謂語動詞與of后面的名詞在人稱和數上保持一致。 Two thirds of the students in our class are girls. 我們班三分之二的學生是女生。 Three quarters of the information is true. 四分之三的信息是真實的。 【典例】 2018安順 What do you think of the environment here, Mr.Wang? Wonderful! of the land cover

15、ed with trees and grass. A.Two fifths; is B.Two fifth; is C.Two fifths; are D.Two fifth; are,A, The Yangtze River in China is the third-longest river in the world. 中國的長江是世界第三長河。 【點撥】 “the+序數詞+形容詞最高級+名詞”表示“第幾的”,如果表示“第一的”,則可以省略序數詞first。 The Yangtze River is the （first）longest river in China.長江是中國第一長河。

16、,【典例】 Among the four seas off the coast of China, East China Sea is the second . A.deep B.deeper C.deepest D.the deepest,C,10 C“the+序數詞+形容詞最高級+名詞”表示“第幾的”,根據句中的second可知其后用最高級,且不加定冠詞the。故選C。,I think its our duty to protect the environment. 我認為保護環(huán)境是我們的職責。 【點撥】 “Its ones duty to”意為“是某人的職責/義務”,It為形式主語,動詞

17、不定式才是真正的主語。 As a teacher, its my duty to protect my students. 作為一名教師,保護學生是我的職責。 【典例】 Its our duty our hometown clean and beautiful. We must do something for it. A.keeping B.keeps C.to keep D.for keeping,C,11 C根據句式結構“Its ones duty to do sth.”可知選C。,.根據句意或首字母提示填空 1.Theyre going to travel a and communic

18、ate with people from all over the world. 2.With the opening of the two-child policy, the p of China will become larger. 3.Eating too much salt i the risk of high blood pressure. 4.Linda stayed up late and p for the maths exam last night. 5.Keep the museum space clean and dont throw a rubbish. 6.The

19、central government pays great a to the economic reform（改革）. 7.My mother thinks it is a wof time to play computer games. 8.There is an e bottle on the desk. You can fill it with water. 9.The teacher will d us into four groups to play the new game. 10.Its said the game Angry Birds has been download mi

20、llions times.,abroad,population,increases,prepared,away,attention,waste,empty,divide,of,.用所給詞的適當形式填空 1.It might seem more difficult to speak （polite） than directly, not hurting others. 2.Your （spell） isnt good. You must write clearly. 3.My brother was watching the （India） film Dangal（摔跤吧!爸爸） when I

21、phoned him yesterday. 4.Helen （nod） with a smile when she met me. 5.Russia, an Eastern （Europe）country, was chosen to be the host of the 2018 FIFA World Cup.,politely,spelling,Indian,nodded,European,6.I read English aloud every morning to improve my （pronounce）. 7.Two （three） of the students in our class are from the