Computers are very useful in our lives, but they must properly.A. use
题型:不详难度:来源:
Computers are very useful in our lives, but they must properly. A. use B. be using C. be used |
答案
C |
解析
试题分析:句意:电脑在我们的生活中非常有用,但是必须恰当地使用它们。结合语境可知下文主语是动作对象,故用被动语态,选C。 |
举一反三
一Climate change________mainly by too much CO 2 in the air. 一So I think the key is to produce electricity without creating CO2 A.is caused B.caused C.causes |
—Tom! I looked for you everywhere at the party last night. —Oh, I to the party.A.am invited | B.was invited | C.am not invited | D.wasn’t invited |
|
Mom, the telephone is ringing. I guess either you or Dad on the phone.A.is wanted | B.are wanted | C.want | D.wanted |
|
.The school meeting ________ once every two weeks in the concert hall.A.is held | B.was held | C.will be held | D.has been held |
|
Sorry, there is no Yangzhou Fried Rice now. It ______ only for lunch and supper.A.serves | B.served | C.is served | D.is serving |
|
最新试题
热门考点