【正文】
見演講者的話,需用情態(tài)動(dòng)詞can’t。needn’t不必,指沒必要;can’t不能,指不能夠;shouldn’t不應(yīng)該,表建議;mustn’t不能,表禁止。我不能很好地聽清楚發(fā)言者的話。此句是說這支筆能夠把聲音轉(zhuǎn)換成文字,表示一種能力,應(yīng)用can,故選A??疾榍閼B(tài)動(dòng)詞詞義辨析。故選C。should應(yīng)該;must必須;may可能;have to不得不。11.C解析:C【詳解】句意:快點(diǎn),否則我們可能會(huì)錯(cuò)過電影的開頭。and和;or否則??疾榍閼B(tài)動(dòng)詞和連詞辨析。故選C。may可以;must必須(有義務(wù)、有必要);have to不得不(客觀情況驅(qū)使);should應(yīng)該。9.C解析:C【詳解】句意:——你覺得我的新裙子怎么樣? ——好吧,如果我不得不說的話,它不適合你。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??疾榍閼B(tài)動(dòng)詞辨析。8.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)??疾榍閼B(tài)動(dòng)詞。7.C解析:C【詳解】句意:——爸爸,我們一定要等綠燈嗎?——是的,恐怕我們必須這樣做。may也許;may not也許不;must一定;can’t不能。她總是這個(gè)時(shí)候回家。6.C解析:C【詳解】句意:——有人敲門。根據(jù)“For your health and safety, you...be too careful.”可知,為了你的健康,你再怎么小心也不為過,“can’t...too...”表示“再……也不為過”??疾榍閼B(tài)動(dòng)詞辨析。根據(jù)“Why didn’t you tell it to me earlier?”及“I want to have my own secret.”可知,此處應(yīng)該是“我為什么應(yīng)該告訴你?”故選C。 考查情態(tài)動(dòng)詞。根據(jù)“Must the children leave at six tomorrow morning?”可知,此處為Must引導(dǎo)的一般疑問句,否定答語(yǔ)要用need’t或don’t have to,故選B。考查情態(tài)動(dòng)詞辨析。3.B解析:B【詳解】句意:——孩子們明天早上六點(diǎn)必須離開嗎? ——不,他們不必。分析句意可知,交通燈變綠之前橫穿馬路,汽車有可能會(huì)撞到你,故此處應(yīng)用may表推測(cè)??疾榍閼B(tài)動(dòng)詞。2.B解析:B【詳解】句意:在交通燈變綠之前不要橫穿馬路。mustn’t禁止;can’t不能;needn’t不需要;shouldn’t不應(yīng)該。 to hold40.—Seventy dollars for such a dress! You ________ be joking!—I’m serious. It’s made of silk from Hangzhou.A.must B.need C.will D.can【參考答案】一、選擇題1.B解析:B【詳解】句意:我聽不清你說什么。 hold C.gather。ve discussed every detail of this plan and have got everything ready. But still something ________ go wrong. We still have to be very careful.A.must B.should C.would D.may24.—Suzy described every detail of the accident just now.—Her memory ________ be pletely back.A.shall B.need C.must D.could25.— Mum, why do I have to wash hands so many times a day?—You ________ be too careful, for your health.A.can’t B.mustn’t C.may not D.needn’t26.—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.must27.I think all the students love the weekends because, to them, they ________ get up early on Saturdays or Sundays.A.mustn’t B.don’t need C.needn’t D.can’t28.— 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.may29.— Excuse me, could you tell me where the Nanjing Brocade Museum is?— Go along this road for five minutes. You ________ miss it. It’s a huge building.A.mustn’t B.can’t C.needn’t D.shouldn’t30.— Excuse me. I haven’t finished reading the book yet.