1、第第 頁（共6頁）第第3頁(共6頁).你多久回家一次？.長大后，她想當一個歌手。Step 3 Grammar一、頻度副詞1頻度副詞是用來表示動作頻率的，但程度有別，按頻率大小排列：always usuallyoftensometimesseldonrnever2頻度副詞的位置，簡單的說，Be動詞之前行為動詞之后3用法always , usually. often等經(jīng)常和一般現(xiàn)在時連用，表現(xiàn)在經(jīng)?；蚍磸偷膭幼?，而對頻度副詞提問則用how often.注:always與進行時連用時，不表示動作正在進行，而是表贊嘆、厭煩等情緒。語法練習：1.He is slow in studying. I wan

2、der how he could get good results in the exam.No wonder he is always.A. lively B. hard-working C. kind-hearted D. helpfulZhou Feng has learned English for many years, but he can understand the English speakers.A. hardly B. certainly C. always D. almostYou ever saw computers years ago. but now they a

3、re everywhere.A. sometimes B. usually C. hardly D. almostAt times he helped his mother do some housework.A. At a time B. Always C. Usually D. SometimesTom went to the club sometimes.(對畫線部分提問)可教名詞和不可數(shù)名詞(1)可教名詞是指能以數(shù)目計算、可以分成個體的人或東西，因此它有單復數(shù)形式。單數(shù)前常用不定冠詞，句子謂語也用單數(shù)形式。如，There is an orange on the table.A UFO

4、is not often seen by the public.復數(shù)形式在句子中做主語時，句子謂語也應用復數(shù)形式。如Boys are fond of playing football.(2)可數(shù)名詞單數(shù)變復數(shù)的規(guī)則：構成方法讀音例詞一般的在詞尾加-s在清輔音后讀/s/在濁輔音和元音后讀加book-books cat-catsbag-bagscar-cars以sx-sh-ch結尾的名詞后加-es-es讀作/iclass-classesbrush-brushes以輔音字母加y結尾的詞變y為i加es-ies 讀作/iz/party-parties factory-factories以-。結尾的名詞加

5、S或es-s或es讀作/z/hero-heroesradio-radios以-f或-fe結尾的名詞把-f或-fe變成-ves-ves 讀作/vz/knife-knivesleaf-leaves(3)可數(shù)名詞單數(shù)變復數(shù)的不規(guī)則形式：單復數(shù)同形Chinese-Chinese, Japanese- Japanese sheep-sheep, deer-deer特殊變化man-men. woman-womenmouse-mice child-children（3 ）不可數(shù)名詞是指不能以數(shù)目計算，不可以分成個體的概念、狀態(tài)、品質(zhì)和感情或表示物質(zhì)材料的東西。一股沒有復數(shù)形式，不用不定冠詞a/an.但可用數(shù)

6、詞+容器+of+不可數(shù)名詞的結構。語法練習：.There is some（水）in the bottle.There are some（刀）on the desk.Trees and flowers（plant） every year.9.British people eat a lot. and they are usually cooked in different ways. A chicken B beef C fish D potatoes.Have you heard the latest news?No, what? A is it B is there C are they D

7、 are those二、There be 結構基本結構There be +主語+地點/時間狀語,其否定形式為there not be. TS疑問句形式為Be there.There is a computer in the classroom.主謂一致，要采取就近原則，和靠近be的主語一致。There are two boys and a girl there.主語后的動詞形式，主動關系的用現(xiàn)在分詞，被動關系的用過去分詞。There is a purse lying on the ground.There are 5 minutes left now.反意疑問句，應和there be對應，而不

8、是依據(jù)主語。There are fifty students in your class, are there?There be與have的替換.there be表示所屬時與have互換。There is nothing but a book in my bag.=I have nothing but a book in my bag.There be后接不定式時常用主動形式表示被動意義。There is a lot of work to do.注：there be 的將來時為 there will be 或 there is/are going to beo語法練習： （有）two fact

9、ories near the bridge for over ten years.There is going to a sports meeting next week. If it,well have to cancel（取;肖）it. A be, will rain Bhave, will rain C be. rainsThere（be）a desk, three chairs in the room.14There is a concert tomorrow,（反意疑問句）She has two pens in the pencil box.（同義句）Step 5 Summary總結本節(jié)課的重點內(nèi)容。Step 6 Do exerc