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题目
题型:不详难度:来源:
When and where this took place _____ still unknown.
A.isB.hasC.wereD.are

答案
A
解析

试题分析:考查主谓一致:句意:这在什么时候什么地方发生的还不知道。主语是单个的主语从句的时候谓语用单数,unknown是形容词,前面用be动词,选A。
核心考点
试题【When and where this took place _____ still unknown.A.isB.hasC.wereD.are】;主要考察你对句式等知识点的理解。[详细]
举一反三
The population of Wellington ____343,000, most of ____like water sports.
A.is ;whoB.are ;whoC.is; whomD.are ; them.

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Still many Senior Three students haven"t realized reading English newspapers _______of great help to their English study.
A.isB.areC.have beenD.had heen

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A.is playingB.have playedC.are playingD.play

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______ without friends ______ the most difficult challenge for Chuck while living on the island.
A.How to survive, isB.How does he survive, are
C.How does he survive, isD.How to survive, are

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Either you or one of your students __________ to attend the meeting that is due tomorrow.
A.areB.is C.haveD.be

题型:不详难度:| 查看答案
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