2021年浙江成考学位英语：语法模拟练习（五）

1.It’s high time we_______ something to stop traffic accident.

A do B will do C.did D must do

【答案】C It is high/about time引导的句子中要求使用虚拟语气,谓语动词用过去式.句意是“我们该做些什么去停止交通事故.”

2.If only I _____ how to operate an electronic computer as you do.

A.had known B.would know C.should know D.knew

【答案】D。要是我能像你一样知道如何操作这个电子计算机就好了。固定句型虚拟。

3.Let’s finish our homework in a few seconds;it’s time we _____.

A.played football B.will play football C.play football D.are playing football

【答案】A本句考查1t is time that从句(谓语动词用过去时表示虚拟)。

4.He talks as if he ___ everything in the world.

A.knows B.knew C.had known D.would have known

【答案】B as if“似乎，好像”引导的从句表虚拟，与现在事实相反，从句中的动词用一般过去时表示虚拟，故选B。句意为：他讲起话来好像知道世界上所有的事一样。

5.Written applications should be sent to us in case ___ some problems with the electric version.

A.there will be B.there is C.there be D.there was

【答案】C。in case引导的从句要用虚拟语气，should+原形动词，should可以省略。