【正文】 在網(wǎng)上續(xù)借更容易。39．B解析：B【詳解】句意：——今天我必須去上學(xué)，是嗎？——不，你不必。根據(jù)“She’s having the board meeting.”，可以判斷出不可能是王小姐在唱歌，故選A。36．A解析：A【詳解】句意：——誰(shuí)在隔壁唱歌？是王小姐嗎？——不可能是她。may可能；can能夠；should應(yīng)該；might可能；has to不得不；must必須。33．A解析：A【詳解】句意：你不準(zhǔn)酒后開(kāi)車。may也許；would將會(huì)；should應(yīng)該；might可能。根據(jù)“I’ll call if there’s any problem”可知，是說(shuō)話人按照事實(shí)有一定依據(jù)的推測(cè)，用should符合語(yǔ)境。考查情態(tài)動(dòng)詞。第二個(gè)空是固定搭配：be bad for“對(duì)……有害”，故選C。但有時(shí)會(huì)很冷。needn’t不必；shouldn’t不應(yīng)該；can’t不可能；mustn’t禁止。22．D解析：D【詳解】句意：——聽(tīng)！湯姆一定是一邊做作業(yè)一邊聽(tīng)音樂(lè)。must 必須，一定；should 應(yīng)該，shall的過(guò)去式；may 可能；shall 應(yīng)該。useddriving開(kāi)車，動(dòng)名詞/現(xiàn)在分詞形式；to drive動(dòng)詞不定式；drive動(dòng)詞原形。考查情態(tài)動(dòng)詞。本題考查情態(tài)動(dòng)詞的用法，由When I was young 可知，when引導(dǎo)的從句為一般過(guò)去時(shí)，因此主句應(yīng)為過(guò)去的某種時(shí)態(tài)；再結(jié)合句意及選項(xiàng)，可知C選項(xiàng)符合題意，would+動(dòng)詞原形是過(guò)去將來(lái)時(shí)；故答案選C。此外，它們還表示各自獨(dú)特的意思：may / might 表示有應(yīng)承，即“可以”；can / could 表示有能力，即“能夠”；should 表示有義務(wù)，即“應(yīng)該”；would 表示有愿望，即“愿意”；must 表示有必要，即“必須”。綜合分析前后句， 可知此處填may最合適，完整句意為：We’ve discussed every detail of this plan and have got everything ，一切都準(zhǔn)備好了。可知，今晚我可能會(huì)晚一點(diǎn)回來(lái)。它是一座巨大的建筑。根據(jù)“She always es back home at this time.”可知，此處表示非常肯定的推測(cè)，故選C?？疾榍閼B(tài)動(dòng)詞辨析。分析“…you will fail the exam”可知，如果不努力就會(huì)不及格，or“否則”符合語(yǔ)境，故選D?？疾榍閼B(tài)動(dòng)詞辨析。must必須；should應(yīng)該；may可能；need需要。瑪麗借給了我們一些錢。t禁止；shouldn39。 holding D．to gather。 for D．No, we needn’t。 dare climbingC．dare saying。t D．can39。t2．To my joy, we_________ go to the bank. Mary has lent us some money.A．shouldn’t B．needn’t C．couldn’t D．wouldn’t3．We shouldn’t throw any 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．need4．Our Chemistry teacher always tells us we ________ be too hardworking before the exams.A．mustn’t B．shouldn’t C．needn’t D．can’t5．Exercise is helpful but it ________ be regular (規(guī)律的) exercise.A．must B．may C．can D．need6．You39。 dares climbD．dare to say。 for27．Look at the floor, Tom! ________ you watch TV while having a meal?A．Should B．Could C．Must D．May28．— 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’t29．—Will my car be ready by the end of the day?—It ________ be, sir. I’ll call if there’s any problem.A．must B．could C．shall D．should30．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．According to the rule, used batteries ________ be dropped in the red bin for harmful wastes.A．may B．would C．should D．might32．—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’t33．You ________ drive after drinking alcohol(酒). It’s against the law.A．mustn’t B．needn’t C．couldn’t D．wouldn’t34．We te