When and where this took place _____ still unknown.A.isB.hasC.wereD.are
题型:不详难度:来源:
When and where this took place _____ still unknown. |
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。 |
举一反三
The population of Wellington ____343,000, most of ____like water sports.A.is ;who | B.are ;who | C.is; whom | D.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.is | B.are | C.have been | D.had heen |
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E-mail, as well as the telephone, _____an important part in daily communication. A.is playing | B.have played | C.are playing | D.play |
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______ without friends ______ the most difficult challenge for Chuck while living on the island.A.How to survive, is | B.How does he survive, are | C.How does he survive, is | D.How to survive, are |
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Either you or one of your students __________ to attend the meeting that is due tomorrow. |
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