【正文】
;mustn’t禁止;needn’t不需要;shouldn’t不應(yīng)該。can能夠,可以;must必須;may可以,可能;need需要。根據(jù)英語(yǔ)語(yǔ)法,對(duì)于must開(kāi)頭一般疑問(wèn)句,若要作否定回答,可用needn’t,不用mustn’t。13.A解析:A【詳解】句意:——媽媽,我現(xiàn)在必須打掃房間嗎? ——不,不需要??疾榍閼B(tài)動(dòng)詞辨析。有些意見(jiàn)值得權(quán)衡??疾榍閼B(tài)動(dòng)詞。mustn’t不準(zhǔn);needn’t不需要;couldn’t不可能;wouldn’t將不會(huì)。故選C。我馬上把火撲滅。can能夠;may可以;should應(yīng)該;shall將,會(huì)。can’t不能;needn’t不必;mustn’t禁止;may not可能不會(huì)。故選C。5.C解析:C【詳解】句意:——你覺(jué)得我的新裙子怎么樣? ——好吧,如果我不得不說(shuō)的話,它不適合你??疾榍閼B(tài)動(dòng)詞。can能、會(huì);will將要;may可以;must必須、一定。may可能;can’t不能;shouldn’t不應(yīng)該;mustn’t不允許;根據(jù)語(yǔ)境理解可知,此處表達(dá)的是“可能”,是一種不太肯定的推測(cè),英語(yǔ)用may,故選A。根據(jù)“I can’t put up the poster by myself.”可知,此處表示請(qǐng)求,用委婉語(yǔ)氣表達(dá)“能”幫一下嗎。 for34.— Excuse me. I haven’t finished reading the book yet. May I keep it a bit longer?— Sorry, you ________. You must return it on time.A.needn’t B.can’t C.won’t D.shouldn’t35.Sometimes smiles ________ be false, hiding other feelings like anger, fear or worry.A.should B.would C.must D.can36.You’ve got an A in the maths test again. You ________ be good at it.A.can B.may C.must D.should37.—Could you tell me how to renew the library books?—With pleasure. You ________ e to our desk every time. It’s easier to renew them online.A.can’t B.mustn’t C.needn’t D.shouldn’t38.For the safety of the passengers, objects like guns ________ be carried on board.A.may not B.needn’t C.might not D.mustn’t39.—How beautiful the winter jasmines (迎春花) are!—Yes. These goldenyellow flowers ________ be widely seen in my city in March.A.must B.can C.would D.should40.—In China, many parents plain that their children have to stay up late to do the homework. —Don’t worry. The government has realized the problem. I’m sure there ________ be good news soon.A.can B.should C.need D.must【參考答案】一、選擇題1.A解析:A【詳解】句意:——你能幫我一把嗎?我一個(gè)人貼不起海報(bào)。 can32.— Will dad arrive home at 6 o’clock to have dinner with us this evening?— I think he will, but he ________ not. Sometimes he works extra hours.A.can B.must C.need D.may33.—Must we stop the Japanese government discharging nuclear waste water (排放核污水) into the Pacific Ocean?—________. Because everyone should protect our earth and it is bad ________ us to eat the polluted seafood and drink the waste water.A.Yes, we can。t C.can D.may24.— Listen! Tom ________ be listening to the music while doing his homework.— Let’s go upstairs to remind him to turn it off.A.should B.could C.would D.must25.—Must I finish all my homework today, Mum?—No, you ________, my dear. You can finish some tomorrow if you like.A.needn’t B.shouldn’t C.can’t D.mustn’t26.—Is that Mr Zhou?—It ________ be him. He has gone to Beijing