【正文】 stn’t D．may not30．For the safety of the passengers, objects like guns ________ be carried on board.A．may not B．needn’t C．might not D．mustn’t31．— 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．must32．—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．should33．—Mum, I bought some strawberries on my way home.—Oh, you’re so sweet. But the strawberries ________ be put into the fridge for freshness.A．must B．can C．may D．need34．— What do you think of the show yesterday?— Some of them were really good but others ________ be better.A．will B．must C．need D．can35．—In China, many students have to stay up late to do their homework.—No worries. The government has realized the problem. I’m sure there ________ be good news soon.A．can B．should C．must D．need36．—I think they are enough. We ________ make so many chairs.—I don’t think so. Because nearly a quarter of them need ________.A．don’t need to。 to be mendedC．don’t need。 to mend37．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．should38．—Do we have to finish this today?—Yes, you ________ . Today is the last day.A．would B．may C．can D．must39．Sorry, smoking is not allowed here. If you ________ , you will be fined according to the rules.A．can B．will C．may D．must40．You’ve got an A in the maths test again. You ________ be good at it.A．can B．may C．must D．should【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。mustn’t禁止；can’t不能；needn’t不需要；shouldn’t不應該。2．A解析：A【詳解】句意：做決定前要三思，否則你可能會惹上麻煩。may可能；can’t不能；shouldn’t不應該；mustn’t不允許；根據(jù)語境理解可知，此處表達的是“可能”，是一種不太肯定的推測，英語用may，故選A?？疾榍閼B(tài)動詞辨析。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”。4．C解析：C【詳解】句意：——快點，杰克！讓那個我們盡快地過馬路。couldn’t不能，不會；wouldn’t不愿意；mustn’t禁止，不要；needn’t不需要，不必。5．C解析：C【詳解】句意：——小心！火有時候會很危險。我馬上把火撲滅。mustn’t禁止；should應當；can會、能；needn’t不需要。故選C。當從很高的高度掉落時，即使一個小的物體可能導致嚴重的傷害或死亡。must必須；should應該；may可能；need需要。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?？疾榍閼B(tài)動詞。8．A解析：A【詳解】句意：鍛煉是有幫助的但是它必須是有規(guī)律的鍛煉。must一定，必須；may也許；can能夠；need需要。故選A?？疾榉侵^語動詞及動詞的基本形式。10．B解析：B【詳解】句意：——湯姆在哪里？我正在考慮告訴他考試的結(jié)果。你不必?？疾榉侵^語動詞和情態(tài)動詞。t不可能；needn39。t禁止；shouldn39。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。故選B?！赡苁呛??？疾榍閼B(tài)動詞。根據(jù)“It...be Jane. But she seldom sings English songs.”可知，此處表示不確定的推測，且是肯定句，故選C。考查情態(tài)動詞。t不應該；can39。t不需要；mustn39。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”表示“不需要”，故選C。dare既可作情態(tài)動詞，也可作實意動詞。第一空排除C。14．A解析：A【詳解】句意：——你今晚會早點回來嗎？ ——