Jack doesn’t smoke now, but he ______ fo...

Jack doesn’t smoke now, but he ______ for almost twenty years.

A．smoked

B．was smoking

C．has smoked

D．had smoked

A 【解析】试题分析：考查时态。本题特别容易错选C项。考生会根据for twenty years认为现在现在完成时。实际上本题与前句的now形成对比。句意：Jack现在不抽烟。但是他以前抽了几乎20年。是对以前发生的事情的描述，故使用过去时。考点：考查时态

考点分析：

相关试题推荐

Please remain _________ until the plane has come to a complete stop.

A．to seat

B．to be seated

C．seating

D．seated

查看答案

I don’t think television will ever ______ books.

A．take place

B．take the place of

C．take their place

D．take place of

查看答案

There were no tickets _________ for Friday’s performance so we went to the cinema instead.

A．available

B．valuable

C．expensive

D．enthusiastic

查看答案

.________ the sunlight for a long time is harmful to your skin.

A．Exposed to

B．To expose in

C．Exposing in

D．Being exposed to

查看答案

______ in his book, he didn’t notice me when I entered the room.

A．Devoted

B．Absorbed

C．Absorbing

D．Devoting

查看答案

试题属性