A ship in the harbor is safe,but that’s not __________ ships are built for.A.wha

A ship in the harbor is safe,but that’s not __________ ships are built for.A.wha

题型:不详难度:来源:
A ship in the harbor is safe,but that’s not __________ ships are built for.
A.whatB.thatC.whyD.how

答案
A
解析

试题分析:句意:港口的船是安全的,但是这不是建轮船的目的。这里是表语从句,表语从句中for缺少宾语,用what连接表语从句,that连接表语从句的时候,不做成分,why为什么,how怎么,所以选A。
举一反三
Mark needs to learn Chinese ______ his company is opening a branch in Beijing. 
A.unlessB.untilC.althoughD.since

题型:不详难度:| 查看答案
We’ll have a picnic in the park this Sunday ________ it rains or it’s very cold.
A.sinceB.ifC.unlessD.until

题型:不详难度:| 查看答案
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A.whichB.whereC.thatD.when

题型:不详难度:| 查看答案
The researchers found clear and convincing evidence _________ happiness is the key when it comes to better health and longer lives.
A.whereB.whetherC.howD.that

题型:不详难度:| 查看答案
(2013·重庆,24)John invited about 40 people to his wedding,most of ________ are family members.
A them  B.that  C.which  D.whom
题型:不详难度:| 查看答案
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