2023年全國碩士研究生考試考研英語一試題真題(含答案詳解+作文范文)_第1頁
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1、Module 12,Help,Language in use,一、祈使句,祈使句表達(dá)說話人對對方的叮囑、勸告、希望、禁止、建議、請求或命令等。祈使句一般以動詞原形開頭,無時態(tài)和數(shù)的變化。常見的句型如下:,1. 動詞原形構(gòu)成的祈使句 此類祈使句暗含的主語是you,但通常省略。否定句往往由 do not(don't)或 never 開頭。祈使句的句首或句末有時加 please,還可以加上稱呼語,用逗號與句子主體隔開。例如:,H

2、ave a nice day! 祝你度過美好的一天!Don't waste your time! 別浪費(fèi)時間了!Never be late again! 再也不要遲到了!Come this way, please. 請走這邊。,Please be quiet, boys! 男孩們,請安靜!Make sure he's warm. 確保他不受涼

3、。Don't use the lift. 不要使用電梯。,2. let's 構(gòu)成的祈使句 這類祈使句往往用于提出建議。例如: Let's spend this weekend in the countryside.  這周咱們到鄉(xiāng)下度周末吧。 Let's take a taxi, shall we?  我們坐出租車好嗎?,3. 無動詞祈使句

4、 在請求、命令和口號中,常用無動詞祈使句,它實(shí)際上是省略了動詞,從而使語句更簡潔有力。例如: Just a minute, please!  請稍等! This way, please!  請這邊走!,二、情態(tài)動詞 must/can/could 表示推測,我們學(xué)習(xí)過情態(tài)動詞 can 和 could 表示“能夠,可以”等意義的用法。can 和 could 還可以表示對現(xiàn)在

5、或?qū)淼耐茰y,意為“會, 可能”,但 can 表示推測時,往往用于否定句和疑問句。用于疑問句時,can 比 could 表示的“可能性”要大;用于否定句時,cannot(can't)表示“不可能”。例如: You can't be serious! 你不是認(rèn)真的吧!,could 則可用于肯定句、否定句和疑問句。在以下例句中,can 和 could 均表示可能: He could be in pain

6、.  他可能很疼。 That could be harmful!  那可能有害! Can/Could this be true?  這有可能是真的嗎 ?,情態(tài)動詞 must 也可以表示猜測,意思為“一定,準(zhǔn)是”,通常只用于肯定句。如課文中的例子: Betty, you must know!  貝蒂,你肯定知道!,請仔細(xì)對比下列一組句子: Who sen

7、t the present? Can it be your brother?  是誰送來的禮物???會是你哥哥嗎?(詢問可能性),It must be your brother. I saw him in your room just now.  肯定是你哥哥,我剛才看見他在你的房間里。(語氣強(qiáng)烈,表示非??隙ǎ?It can't be my brother. He is still in F

8、rance.  不可能是我哥哥,他還在法國呢。(表示不可能),Complete the sentences with could, must or mustn’t.1 It is dangerous. You _____ keep out!2 These stairs are not safe. You ______ use them.,must,mustn’t,,3 The rocks are falling do

9、wn. You ______ get hit.4 The river is too deep. You _______ swim in it.5 Betty _____ know what to do because she did some basic medical training.,could,mustn’t,must,Underline the correct owrds to complete the first aid

10、 instructions.,1 Get / Do not get medical help immediately.2 Ask / Do not ask the where the pain is.3 Lift / Do not lift then because you may drop them.4 Keep / Do not keep them warm.,√,√,√,√,Complete the poster about

11、 earthquakes with the correct form of the words and expressions in the box.,When there is an earthquake...1 _________ from the windows.2 __________ a table.3 __________ the lift.4 ______ the building quickly when th

12、e ground stops shaking.5 _____ calm.,Stay away,Hide under,Do not use,Leave,Keep,Complete the conversation with the words and expressions in the box.,Tony: Daming is training hard for the big match.Lingling: Yes, the te

13、am has a good (1)______ this year.Tony: Oh no, Daming’s (2)_________. He's down!Lingling: It looks like he's (3)_______.,chance,in trouble,in pain,Tony: Daming, what happened?Daming: It's my leg.Lingling:

14、 (4) ______ him with my coat.Tony: But don't move him. Let's wait for someone with (5) _______ training.Lingling: OK.,Cover,medical,注: word 文檔點(diǎn)擊此處鏈接,Quiz,1. — Meng Fei had his arm broken while recording If You

15、 Are the One in Beijing. — Really? Then perhaps he ____ host TV programs for some time. (2012連云港) A. needn’t B. mustn’t C. shouldn’t D. can’t,2. The lady in this photo ____ be o

16、ver fifty! She looks so young! (2012無錫) A. mustn’t B. must C. can’t D. can3. — Look! A book is on the floor. Whose is it? — It ______ be Rick's. It has his name on it. (2012濟(jì)南)

17、 A. mustn't B. can't C. must D. need,4. This toy Mickey Mouse _____ be Amy’s. she’s the only kid at the picnic. (2012濟(jì)寧) A. must B. can C. need

18、 D. can’t 5. — Excuse me, whose Japanese book is this? — It ___ be Tom’s. In our class, only he is studying Japanese. (2012成都) A. must B. can’t C. would,6. — Is that girl Susan? (2

19、013福州) — It ____ be her. She left for Beijing yesterday. A. needn't B. can't C. mustn't7. — Someone is knocking at the door. Is it Ann? (2013廣東) — It _____ be her. She is giving a perfor

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