【正文】 so. Because nearly a quarter of them need ________.A．don’t need to。 to be mendedC．don’t need。 to mend30．—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．can31．A hardworking man ________ bee a great scientist, but a great scientist ________ be a hardworking man.A．can’t。 must C．can’t。 can32．— 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’t33．Cars ________ give way to walkers on some roads in Binhai, or the drivers will be fined.A．may B．will C．can D．must34．You’ve got an A in the maths test again. You ________ be good at it.A．can B．may C．must D．should35．Mr. Black ________ be at home now. He went abroad on vacation last Friday.A．can’t B．mustn’t C．needn’t D．shouldn’t36．For the safety of the passengers, objects like guns ________ be carried on board.A．may not B．needn’t C．might not D．mustn’t37．—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．should38．— 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．can39．—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．need40．—Shall I tell him the change of the time right now?—I’m afraid you ________, otherwise he will be late for the meeting.A．can B．may C．must D．need【參考答案】一、選擇題1．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。must必須；can能夠；may可以；could能夠。故選A?，旣惤杞o了我們一些錢。shouldn’t不應該；needn’t不必，不需要；couldn’t不可能；wouldn’t不會。故選B。這不僅是保護自己，也是保護他人。must必須；should應該；can可以；need需要。故選A。你可以等好點再去。mustn’t禁止，不要；needn’t不必，沒有必要。故選B。 考查情態(tài)動詞。根據(jù)“if I…say, it is not suitable for you.”可知，此處表示客觀情況驅使，因此用have to“不得不”。6．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。7．D解析：D【詳解】句意：——高中入學考試快到了! ——是的，我們老師告訴我們考試時再怎么仔細都不為過。mustn’t禁止；shouldn’t不應該；needn’t不必；can’t不能。8．C解析：C【詳解】句意：我們不應該從大樓上扔任何物體?？疾榍閼B(tài)動詞辨析。根據(jù)“Even a small object…cause serious injuries or death,when dropped from a great height”可知，從高空中掉落一個小的物體都有可能造成傷害或死亡，表示可能性用may，故選C?！牛銘撛诤??？疾榍閼B(tài)動詞。10．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。布萊克先生比那個人高得多。may可能；must一定；can’t不可能；musn’t禁止。故選C。你可以在晚飯后做。needn’t不需要；mustn’t禁止；shouldn’t不應該；can’t不能。故選A。但要看情況。must 必須，