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1、Unit 4I used to be afraid of the dark.第三課時(Grammar Focus4c)單元同步語法精講精練 定義：used to do sth.表示“過去常常做某事”，將過去和現(xiàn)在對比，暗示現(xiàn)在不做了。to為動詞不定式符號，后接動詞原形。eg：He used to go to school at six oclock.他過去常常六點鐘去上學。結構：used to do sth.的否定形式：主語usednt to do sth.主語didnt use to do sth.eg：He used to play computer games all day.他過去常常

2、整天玩電腦游戲。He usednt to play computer games all day.He didnt use to play computer games all day.他過去不常整天地玩電腦游戲。【注意】usedntused notused to do的一般疑問句形式及其答語：Used主語to do.?回答：Yes，sb. used to./No，sb. usednt to.eg：Tom used to watch TV.(變一般疑問句)Used Tom to watch TV?Yes，he used to./No，he usednt to.Did主語use to do.?回

3、答：Yes，sb. did./No，sb. didnt.eg：I used to do homework after school.(變一般疑問句)Did you use to do homework after school?Yes，I did./No，I didnt.used to do的反意疑問句形式也有兩種，類似于否定句形式：eg：They used to see English movies on Sundays，usednt they？/didnt they?Yes，they used to./No，they usednt to.或Yes，they did./No，they did

4、nt.used to也可用于there be結構，表示“過去常有”：eg：There used to be a meeting every Monday morning last month.上個月每個星期一上午總要開會?！咀⒁狻縢et/be used to (doing) sth.習慣于(做)某事；used sth. to do sth.用做某事；be used to do sth.被用于做某事；be used for (doing) sth.用于(做)某事；be used by被所用。 一、用括號中所給單詞的適當形式填空。一、用括號中所給單詞的適當形式填空。1My grandmother

5、used _ (grow) flowers in the garden.2Im used to _ (get) up early.3Wood is used _ (make) desks，chairs，tables and so on.4The two Africans used _ (live) in Europe.5Today，computers _ (use) in both cities and towns.to_growgettingto_make to_liveare_used二、根據(jù)漢語提示完成下列句子，每空一詞。6He _ (以前是) a history teacher in

6、our school.7There _ (以前有) an old temple near the village.8She _ (習慣于散步) after supper.9All the apples _ (被用來) make juice.10Mrs. Black _(已習慣于) eating with chopsticks.used to be used to be is/gets used to walking are used to has been/gotten/got used to 三、按要求完成句子，每空一詞。11My brother used to play football

7、after school.(改為一般疑問句并作否定回答)_ your brother _ football after school?No，he _ 12Tom used to be a quiet boy.(改為否定句)Tom _ a quiet boy.13There used to be an old hospital behind our school，_ _ ？(完成反意疑問句)14I used to see my aunt once_a_month(對畫線部分提問)_ you _ see your aunt?15她過去害怕在大眾前做演講。(翻譯句子)She _ afraid of giving a speech in public.Diduse to play didntdidnt use to be/used not to be didnt/usedntthereHow often did use to used to be