【正文】 供家長在家使用。根據(jù)語境可知，此處表推測，故應(yīng)用情態(tài)動(dòng)詞may?？疾榍閼B(tài)動(dòng)詞。故選B。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。t禁止；shouldn39。t不可能；needn39?？疾榉侵^語動(dòng)詞和情態(tài)動(dòng)詞。你不必。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。mustn’t不許，表禁止；needn’t 不必；may not 也許不；shouldn’t不應(yīng)該；根據(jù)“ Everyone has his own way”每個(gè)人都有自己的方法；可知，此處指“不應(yīng)該如此要求別人”。每個(gè)人都有自己的方法。故選A。must一定，必須；may也許；can能夠；need需要。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。might也許；must必須；mustn’t禁止；may也許。他在這里已經(jīng)三天了。7．B解析：B【詳解】句意：——這周五郎朗會(huì)去藝術(shù)中心表演嗎？——是的。考查情態(tài)動(dòng)詞。6．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。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(dòng)詞辨析。根據(jù)“She always es back home at this time.”可知，此處表示非?？隙ǖ耐茰y，故選C?？疾榍閼B(tài)動(dòng)詞辨析?！欢ㄊ俏覌寢??！癱an’t be too +adj.”意為“再怎么樣也不為過”，結(jié)合語境，故選D。考查情態(tài)動(dòng)詞。根據(jù)“Hare to say”可知，此處表示沒有把握的推測，因此用may，故選B?？疾榍閼B(tài)動(dòng)詞辨析。2．B解析：B【詳解】句意：——你媽媽這周六將在家嗎？——很難說。根據(jù)英語語法，對于must開頭一般疑問句，若要作否定回答，可用needn’t，不用mustn’t。考查情態(tài)動(dòng)詞。 for【參考答案】一、選擇題1．A解析：A【詳解】句意：——媽媽，我現(xiàn)在必須打掃房間嗎？ ——不，不需要。 of C．Yes, we must。 or21．— 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’t22．—Must I finish all my homework today, Mum?—No, you ________, my dear. You can finish some tomorrow if you like.A．needn’t B．shouldn’t C．can’t D．mustn’t23．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．need24．—Is it usually warm in Yancheng in May??—Yes. But it _______ be rather cold sometimes.A．must B．should C．would D．can25．— Is the boy over there Tom? He often wears a jacket like that.— It _______ be him. He is absent from school today.A．needn’t B．shouldn’t C．mustn’t D．can’t26．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’t27．—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．need28．—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．can29．—Mum, why do I have to wear a mask before entering the supermarket?—For your health and safety, you ________ be too careful.A．shouldn’t B．can’t C．mustn’t D．needn’t30．Look at the floor, Tom! ________ you watch TV while having a meal?A．Should B．Could C．Must D．May31．— 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．Sometimes smiles ________