【正文】 ’t C．can’t D．may not22．— 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．must23．—Is that Mr Zhou?—It ________ be him. He has gone to Beijing.A．can B．may C．can’t D．shouldn’t24．Never throw objects from the building. Even a small object ________ cause serious injuries, or death, when dropped from a great height.A．must B．should C．may D．need25．—Will Jim e to Yangzhou for a holiday?—He ________e and it depends on how much homework he will have.A．may B．should C．must D．need26．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’t27．You ________ pay too much attention to protecting yourself if you plan to go abroad.A．mustn’t B．can’t C．shouldn’t D．needn’t28．Sometimes smiles ________ be false, hiding other feelings like anger, fear or worry.A．should B．would C．must D．can29．—The high school entrance examination is ing!— Yes, our teacher tells us we ________ be too careful while taking exams.A．mustn’t B．shouldn’t C．needn’t D．can’t30．—Who’s the man over there? Is that Mr. Black? —It ________ be him. Mr. Black is much taller than that man.A．may B．must C．can’t D．mustn’t31．— What is that young lady’s job?— She ________ be a nurse, I’m not sure.A．must B．may C．need D．would32．We teenagers ________ have dreams. With dreams and hard work, anything amazing ________ be created.A．may。 to hold39．Hurry up, or we ________ miss the beginning of the film.A．should B．must C．may D．have to40．— The sandstorm in Beijing is so serious this year.— Yes, I wonder when we ________ worry about the air we breathe.A．can’t B．mustn’t C．needn’t D．shouldn’t【參考答案】一、選擇題1．C解析：C【詳解】句意：如果你給你媽媽買(mǎi)一臺(tái)掃地機(jī)器人，她就不必每天掃地了。由“Mary has lent us some money”可知，瑪麗已經(jīng)借給我們錢(qián)了，所以我們不必再去銀行了。故選C。考查情態(tài)動(dòng)詞辨析。故選A。你不必。consider doing ，第一空用telling；再由“He has known it already.”可知他已經(jīng)知道考試結(jié)果，不必再告訴他，第二空用needn39。10．B解析：B【詳解】句意：我聽(tīng)不清你說(shuō)什么。故選C。根據(jù)句意可知，網(wǎng)上購(gòu)物的最大優(yōu)點(diǎn)是不需要花很多時(shí)間逛店。14．B解析：B【詳解】句意：請(qǐng)不要發(fā)出那么多噪音。 考查情態(tài)動(dòng)詞辨析?？疾榍閼B(tài)動(dòng)詞。can的否定式和too或enough 連用表示“多么……也不為過(guò)”，其他情態(tài)動(dòng)詞沒(méi)有這種用法，故答案選A?？疾楹閼B(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài)和情態(tài)動(dòng)詞跟動(dòng)詞原形。故選A?？疾榍閼B(tài)動(dòng)詞?？疾榍閼B(tài)動(dòng)詞詞義辨析。27．B解析：B【詳解】句意：如果你打算出國(guó)，無(wú)論怎樣注意保護(hù)自己都不為過(guò)。故選D。may可能；must一定；can’t不可能；musn’t禁止?？疾榍閼B(tài)動(dòng)詞。t不可能是，表示有把握的否定推測(cè)；shouldn39。can能；may也許；would就會(huì)；should應(yīng)該；根據(jù)“It’s of great importance to protect the environment”保護(hù)環(huán)境非常重要；可知此處指“大家都應(yīng)該積極參與”，表責(zé)任、義務(wù)；故選D。你太年輕了。need需要；must一定；may可能；can能，會(huì)；表示推測(cè)時(shí)，常用于否定句和疑問(wèn)句中。根據(jù)語(yǔ)境可知，此處表推測(cè)，故應(yīng)用情態(tài)動(dòng)詞