情态动词练习题答案

1、精选练习 情态动词1 Youread that article if you don t want toA haven t B can tC. mustn t D neednt2 Iget this done immediately or it will be too lateA. mustB canC mayD might3 The house is dark； the Brownsto bed4A may goC should have goneThat car must have cost a 1ot of money.O，h no，A it mustn tC it doesn tB s

2、hould goD. must have gone”B it hasn tD it didn t35 . I asleep in the corne，r for 1 remember nothing of what happenedduring the nightA might fallC must have fallenB. must fallD. can have fallen6 I m feeling sic kIso much chocolateA needn t have eatenB. couldn t have eatenC mustn t have eatenD shouldn

3、 t have eaten7 . My wallet is nowhere to be found Iwhen 1 was on the bu sA must have dropped itB must drop itC. should have dropped itD ought to havedropped it8 Mr Greenmy lette，r otherwise he would have replied before nowA must have receivedB must have failed to receiveC must receiveD. must fail to

4、 receive9 . You could have done much better yesterda y Why?A didn t youB couldn t youC. hadn t youD shouldn t you10 They have done things they oughtA not to doB. not to be doneC not to have doneD not having done11 . You had bettera doctor as soon as possibleA seenB sawC seeD seeing12 I believe hean

5、accident otherwise he would have arrived ontimeA would have hadB. could have hadC should have hadD must have had13 Something must have happened on their way hereOr theyby nowA should have arrivedB should arriveC would have arrivedD would arrive14 .“ Are you coming to Jeff s party? ”“ I m not sure. I

6、 go to the concert instead.”A mustB. wouldC shouldD might15 “ Will you stay for lunch? ”“ Sorry My brother is coming to see me ”A I mustn t B. I can t C I needn t D I won t16 “ I heard they went skiing in the mountains last winter ”“ It true because there was little snow there.”A may not be B won t

7、be C couldn t be D mustn t be17 “ Shall we go skating or stay at home? ”“ Which do yourself? ”Ado youratherB.would you ratherCwill youratherDshould you rather18 I was really anxious about you Youhome without a wordAmustn t leaveBshouldn t halveeftCcouldn t haveleftDneedn t leave19 Someone is coming

8、here Whoit be?AwillB. shallCmustD can20 May I stop here? No ， youAmustn t B. might notCneednt D wont1 5 DADDC6 10 DABAC11 15 CDADB16 20 CBBDA练习解析1 .本句意为：如果你不想，你 读那篇文章。A表示 没有读"，B 表示 不能读"，C表示"定不能读"，显然都不符合句意。选D,意为 不必读”。2 .本句意为：我把这件事立即做完，否则就太晚了。B表示 能”，C 表示 “可以 ” ， D 表示 “也许 ” ， 意思都不对。

9、选A ， 表示 “我必须把这件事立即做完，否则就太晚了 ”。3 .本句意为：房间是黑的，布朗一家（定冠词the+姓氏的复数，表示一 家人）肯定已经睡觉了。go to bed（±床睡觉）这个动作应该在说话前就发生了，是 对过去发生的动作表示推测，用 must+have done，应I无& D。4 . must have done表示对过去的事情的肯定推测。本句意为： 那辆 车肯定花了不少钱。”不，。”按照意思推理应该是 没有花很多钱”，应该 用过去时态。it didn ' t cost a lot of money略相同的部分应该为it didn。'选D。5 从

10、 for 引导的原因状语从句判断， “我一点都记不得那天晚上发生的事了 ”前面的主句应该是 “我肯定是在角落里睡着了” 。对过去发生动作的肯定推测，用 must have done 选 C。6本句意为：“我感到恶心”。 “我不该吃这么多巧克力 ” 。表示不该做某事但却做了，应该用 shouldn ' t have don逃 D。7本句意为：我的钱包到处都找不到。肯定是在车上的时候，我把它弄掉了。对过去情况的肯定推测，用 must have done所以选A。8 .本句意为：格林先生 我的信，否则他应该已经回信了。据此可 以判断，格林先生没有收到我的信，排除 A, Co这里是对过去有没有

11、收到信进 行推测，应该用must have don薪以选B。fail to do表示 做某事不成功”。9 . could have done表示过去能够，但却没有做到。本句意为：你昨天 本来能做得更好。为什么没有做到呢 ?如果用完整的句子是： Why didn t you do much better yesterday省略形式为 Why didn ' t you? A。10本句意为：他们做了他们不应该做的事。表示不该做而做了，应该用 shouldn ' t have done ought not to have done 选 C。11. had better do表示 最好做

12、某事”，选C。412本句意为：我觉着他肯定是出事了，否则他会准时到的。对过去发生的情况进行推测，用 must have done选D。13本句意为：他们在路上肯定出什么事了。否则他们现在应该到了。表示应该发生而没有发生，用 should have done选A。14.本句意为：你来参加杰夫的晚会吗？ "我不能确定。我去听 音乐会。"既然是I 'm not sure我不能确定）那么后面应该是 我也许会去干什么”。 也许”应该用might。这里，might不是may的过去式，只是表示更不太可能发 生的事。选 D 。15根据语境“我的哥哥要来看我”说明 “不是我不愿意，而是我不能那样做 ”。再者，当will 用于第二人称提问的问句中，表达的是一种请求，其肯定回答可用 sure/ certainly/1 ' d be glad 好；否定回答常是 I'm sorry I can .I" d like to, but 等。选 Bo16根据句意，这是对“过去不可能去滑雪 ”的推测，应该用 couldn t，表示否定推测 “不可能” 。选C。17. would rather do表示 宁愿”，疑问句中