2013年教师用书课下作业：Unit2 Section 语法讲座 专题练习

Ⅰ.完成句子

1．I (从未听说过) it before. 答案：have never heard of

2．— (你挤牛奶了吗)? — Yes. I have done that already. 答案：Have you milked the cow

3．Oh dear! I (没见到你) for several years. 答案：haven’t seen you

4．What (发生) to Zhouqu in the last month? 答案：has happened

5．I’ll help you when I (完成) my paper. 答案：have finished

6．If it (雪停了), I’ll go to the park. 答案：has stopped snowing

7．He (买这本书) for a week. 答案：has had the book

8．It is the second time that I (犯这种错误)． 答案：have made the mistake

9．It’s a week since he (生病)． 答案：fell ill

10．John (工作) for 10 years. 答案：Has worked/has been working Ⅱ.单项填空

1．When I was at college, I ________ three foreign languages, but I ________ all except a few words of each.

A．spoke; had forgotten B．spoke; have forgotten C．had spoken; had forgotten D．had spoken; have forgotten

解析：句意：我在大学里会说三种外语，但是现在只记得每种外语中的几个单词了。上大学时是过去的一段时间，所以第一空用过去时spoke；而忘记这一动作发生在到目前为止的时间段内，故用现在完成时。

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答案：B

2．— Where is the key to the meeting room? — Dear me! I ________ it in the taxi! A．have left C．had left

B．leave

D．leaving

解析：根据语境可知，钥匙不在答话者手中，而是忘在出租车上了，因此用现在完成时表示过去发生的动作对现在的影响——门打不开了。

答案：A

3．According to the report, the number of people out of work ________ by 10% in the past two years.

A．was increased C．have increased

B．were increased D．has increased

解析：“the number of＋复数名词”作主语时，谓语动词用单数形式；又“in the past＋一段时间”与现在完成时连用，故选D项。

答案：D

4．We ________ each other ever since we graduated from high school in the 1990s. A．didn’t see

B．wouldn’t see

C．haven’t seen D．hadn’t seen

解析：句意：我们自从90年代高中毕业后就再也没见过对方。ever since引导的时间状语从句常与现在完成时连用。

答案：C

5．— How are you today?

— Oh, I ________ as ill as I do now for a very long time. A．didn’t feel C．don’t feel

B．wasn’t feeling D．haven’t felt

解析：答语句意：哦，很长一段时间以来我没有像现在这样难受了。for a very long time是重要的判断依据。[来源:学§科§网]

答案：D

6．— How long have you known Christopher? — Since he ________ to our company. A．came

B．has come D．comes

C．was coming

解析：since意为“自从??”，引导时间状语从句，从句中常用一般过去时，主句中用现在完成时。

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答案：A

7．— When shall we restart our business? — Not until we ________ our plan. A．will finish

B．are finishing D．have finished

C．are to finish

解析：在时间状语从句中，如果表示将来发生的动作时，常用一般时态代替，但在表示完成的动作时，可以用完成时态。故选D项。

答案：D

8．For many years, people ________ electric cars. However, making them has been more difficult than predicted.

A．had dreamed of C．dreamed of

B．have dreamed of D．dream of

解析：由时间状语“for＋时间段” 可知，应用现在完成时。 答案：B

9．Progress ________ so far very good and we are sure that the work will be finished on time.

A．was

B．had been D．will be

C．has been

解析：句意：到目前为止，进展很顺利，我们相信工作会按时完成。so far表示“到目前为止”，常与现在完成时连用。

答案：C

10．This is the first time we ________ a film in the cinema together as a family. A．see C．saw

B．had seen D．have seen

解析：在“This is the first time (that) ...”句型中，从句常用现在完成时。 答案：D

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