时态是英语谓语动词的一种形式,表示动作发生的时间和所处的状态.英语中的时态是通过动词形式本身的变化来实现的.一起来看看小编为大家搜集的句法—动词的时态真题练习。
1.In this experiment, they are wakened several times during the night, and asked to report what they _______.
A.had been dreamingB.have been dreaming
C.are dreamingD.had dreamed
【答案】C
【解析】考查动词短语辨析。count down意为“倒计时”，pull down意为“摧毁，推翻，拉下来，使……下跌”，shut down“停工，关闭”，cutdown意为“削减，砍倒，杀死”。句意为“我们学校图书馆周末将关闭以便更新计算机系统”。故选C。
2.We _______to start our own business, but we never had enough money.
A. have hopeB. hope
C. had hopedD. should hope
【答案】B
【解析】听了她的话，她站起身，走开了，然后停在窗前，拉开窗帘，向外眺望。look out意为“向外看”;look around意为“环顾”;look up意为“抬头望，查检”;look on意为“旁观”。
3.The gray building is where the workers live, and the white one is where the spare parts_______.
A. are producingB. are produced
C. producedD. being produced
【答案】A
【解析】我下班回家的时候累极了，但半小时的午睡又使我振作了精神。revive 意为“使恢复精力;使振奋精神”;release意为“放开，松开”;relieve意为“缓解，减轻”;recover意为“恢复(健康，知觉，情绪等;使复原”。
4.While people may refer to television for up-to-the-minute news, it is unlikely that television _______the newspaper completely.
A. will replaceB. have replaced
C. replaceD. replaced
【答案】A
【解析】“如果我们不能现在采取行动”，汤姆说，“我们会发现自己在以后的行动中得到回报”。pay back意为“回报，报答”;pay for意为“为…付出代价”;pay up意为“全部付清”;pay off意为“还清债务;清偿欠(某人)的债务”。
5.He came back late, _______ which time all the guests had already left.
A. AfterB. byC. atD. during
【答案】B
【解析】考查情态动词的用法。我想你可能喜欢读书，所以就给你买了些书。本题中，首先确定时态是过去时，could和might都可表示过去时，但是前者没有后者正式。must语气太过肯定，不能选，故选B。
6.It's reported that by the end of this month the output of cement in the factory _______by about 10%.
A. will have risenB. has risen
C. will be risingD. has been rising
【答案】D
【解析】考察情态动词。Could 是can的过去式，意为“能、会”，表示过去的能力。如：He could write poems when he was 10.他十岁时就会写诗。could在疑问句中，表示委婉的语气，此时 could 没有过去式的意思。如:Could you do me a favour? 你能帮我个忙吗?—Could I use your pen? 我能用一下你的钢笔吗?—Yes, you can.可以。
7.Great as Newton was, many of his ideas _______today and are being modified by the work of scientists of our time.
A. are to challengeB. may be challenged
C. have been challengedD. are challenged
【答案】C
【解析】车厂老板拒绝涨工人工资，说那会减少公司利润。本题是词义辨析题。“cut off”含义为“切断”;“cut short”含义为“中断”;“cut into”含义为“侵犯(利益)”;“cut up”含义为“切碎”。根据句意，C最合适。
8.Once environmental damage _______, it takes many years for the system to recover.
A. has doneB. is to doC. doesD. is done
【答案】B
【解析】考查动词短语辨析。put on“穿上，上演”,put away“收好，放妥,put out“伸出，熄灭”,put up“举起，张贴”。句意：工作结束后，他们将所有的工具收好放在橱柜里。故选B。
9.By the end of this month, we surely _______ a satisfactory solution to the problem
A. have foundB. will be finding
C. are findingD. will have found
【答案】C
【解析】小偷找钻戒的时候，把废纸撒落得满屋都是。scatter意为“散布，撒播”;scratch意为“搔，抓”;spread意为“传播;使蔓延”，burn意为“燃烧”。
10.Pick me up at 8 o'clock. I _______ my bath by then.
A. may haveB. will be having
C. can have hadD. will have had
【答案】A
【解析】词语辨析题，要求考生掌握几个形似的词语的意思。assist指协助帮助;insist指坚持;resist指抗拒，拒绝;persist指坚持，持久。
