Question

【題目】選詞填空

must, should, ought(nt)to, don't, have to, couldn't, mustn't, needn't, have to

（1）You go on working because you look so tired now.
（2）Li Hua pass an examination before he can start work.
（3）You come to the meeting if you're too busy.
（4）You play now! You shall finish your homework first!
（5）I know things are hard with you, but you try to get over the difficulties.
（6）I didn't see her at the meeting this morning; she have spoken at the meeting.
（7）You imagine what difficulty we had walking home in the snowstorm.
（8）The weather turned out to be fine yesterday. I have taken the trouble to carry my umbrella with me.
（9）You follow the doctor's advice. I think it will do good to you.
（10）I have phoned Ed this morning，but I forgot.

Answer 1

【答案】
（1）shouldn't/oughtn't to
（2）has to
（3）needn't/don't have to
（4）mustn't
（5）must
（6）couldn't/can't
（7）can't
（8）needn't
（9）should/ought to
（10）should/ought to
【解析】（1）句意：你不應(yīng)該再繼續(xù)工作，因?yàn)槟悻F(xiàn)在看起來(lái)很累。根據(jù)句意可知，此處表示＂不應(yīng)該＂，所以填shouldn't/oughtn't to。
（2）句意：李華在他開(kāi)始工作之前，必須通過(guò)一個(gè)考試。根據(jù)句意可知，此處表示客觀上的＂不得不＂，所以填has to。
（3）句意：如果你太忙，你就不必參加這次會(huì)議了。根據(jù)句意可知，此處表示＂不需要＂，所以填needn't/don't have to。
（4）句意：你現(xiàn)在不能玩，你應(yīng)該首先完成你的家庭作業(yè)。根據(jù)句意可知，此處表示＂禁止＂，所以填mustn't。
（5）句意：我知道你生活不易，但你必須努力克服這些困難。根據(jù)句意可知，此處表示主觀上的＂必須，應(yīng)該＂，所以填must。
（6）句意：在今天早上的會(huì)上我沒(méi)看見(jiàn)她，她不可能在會(huì)上發(fā)言了。根據(jù)句意可知，此處表示否定的推測(cè)，所以填couldn't/can't。
（7）句意：你不能想象，在暴風(fēng)雪中走回家時(shí)我們遇到了什么困難。根據(jù)句意可知，此處表示＂不能＂。所以填can't。
（8）句意：結(jié)果昨天的天氣很好，我本不必麻煩著帶一把傘。根據(jù)句意可知，表示＂本不需要做某事，而做了＂，要用needn't have done，所以填needn't。
（9）句意：你應(yīng)該聽(tīng)醫(yī)生的建議。我想那對(duì)你有好處。根據(jù)句意可知，此處用should和ought to都可以，所以填should/ought to。
（10）句意：今天上午我本該給Ed打電話，但是我忘了。根據(jù)句意可知，表示＂本應(yīng)該做某事而沒(méi)有做＂，要用should/ought to have done，所以填should/ought to。