Yesterday I took my car to the garage to have them ________ the air-conditioner.

题型：不详难度：来源：

A．to check

B．checking

C．checked

D．check

答案

解析

考察非谓语动词。句意:昨天我把我的车开到修理厂让他们检查了一下空调。Have sth done把某事做了，check的过去分词为checked，故选C。原答案有误。

举一反三

________ a bike, she cycled home.

A．Bought

B．To buy

C．Being bought

D．Having bought

题型：不详难度：| 查看答案

to agriculture , the new technology will increase grain production.

A．Applied

B．Having applied

C．To apply

D．Applying

题型：不详难度：| 查看答案

_______Esme’s website, and you’ll get a list of children’s books for different age groups.

A．Visiting

B．to visit

C．Visit

D．Having visited

题型：不详难度：| 查看答案

_____ by the killers whales, the whalers were able to make a successful kill.

A．To help out

B． Helped out

C．Helping

D．Being helped out

题型：不详难度：| 查看答案

George urged that Peter______ the boat around.

A． turning

B． to turn

C．turned

D．turn

题型：不详难度：| 查看答案