【正文】 ，故選D。根據(jù)“while taking exams”可知這里應(yīng)用can39。t不需要；can39。t禁止；shouldn39。考查情態(tài)動詞。根據(jù)下文“Don’t you see the light is still red”可知，現(xiàn)在是紅燈，禁止過馬路，故選C。——不，你不能這樣，你沒有看到是紅燈嗎？考查情態(tài)動詞。t”表示“不需要”，故選C。根據(jù)句意可知，網(wǎng)上購物的最大優(yōu)點是不需要花很多時間逛店。t不需要；mustn39。t不應(yīng)該；can39?？疾榍閼B(tài)動詞。根據(jù)“She always es back home at this time.”可知，此處表示非常肯定的推測，故選C。考查情態(tài)動詞辨析。——一定是我媽媽。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。考查情態(tài)動詞詞義辨析。故選A。根據(jù)“be used either by teachers at school or parents at home.”可知，指很多在線資源既可以供學(xué)校的老師使用，也可以供家長在家使用?？疾榍閼B(tài)動詞詞義辨析。根據(jù)“Would you please repeat it?”可知，我不能聽清，所以需要對方重復(fù)，故選B。你能重復(fù)一下嗎？考查情態(tài)動詞。故選A。must必須；can能夠；may可以；could能夠。5．A解析：A【詳解】句意：你必須重新寫報告，因為根本不允許有拼寫錯誤。根據(jù)“I can’t put up the poster by myself.”可知，此處表示請求，用委婉語氣表達“能”幫一下嗎?？疾榍閼B(tài)動詞辨析。4．A解析：A【詳解】句意：——你能幫我一把嗎？我一個人貼不起海報。根據(jù)題干“we…be too hardworking before the exams”，可知是“can’t be too +形容詞”結(jié)構(gòu)，表示“再……也不為過”?？疾榍閼B(tài)動詞辨析。故選B。shouldn’t不應(yīng)該；needn’t不必，不需要；couldn’t不可能；wouldn’t不會?，旣惤杞o了我們一些錢。故選B。根據(jù)上文“Please don39?？疾榍閼B(tài)動詞辨析。 to hold39．— Why didn’t you tell it to me earlier?— Why ________ I? I want to have my own secret.A．can B．may C．should D．shall40．—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：請不要發(fā)出那么多噪音。 hold C．gather。 for31．— What is that young lady’s job?— She ________ be a nurse, I’m not sure.A．must B．may C．need D．would32．Sometimes smiles ________ be false, hiding other feelings like anger, fear or worry.A．should B．would C．must D．can33．You’ve got an A in the maths test again. You ________ be good at it.A．can B．may C．must D．should34．—May I have some wine to drink?—No, you ________. You have to drive home later.A．mustn’t B．needn’t C．can’t D．may not35．—Who’s singing next door? Is it Miss Wang?—It ________ be her. She’s having the board meeting.A．can’t B．shouldn’t C．mustn’t D．needn’t36．It’s of great importance to protect the environment. Each of us ________ take an active part in it.A．can B．may C．would D．should37．—Could I join you in the programme?—Sorry, you ________. You are too young.A．shouldn’t B．mustn’t C．can’t D．needn’t38．To avoid ________, we’d better ________ the parents’ meeting online.A．gather。 of C．Yes, we must。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．may23．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．ma