题目内容
20.He has two daughters,and _________of them are workers( )| A. | all | B. | both | C. | every | D. | each |
分析 他有两个女儿,她们两个都是工人.
解答 答案:B.
every每,每个;each每一个;both 两者都;all(三者及三者以上)全部.根据题意,用every 和each时谓语动词要用单数(即is与was)而这里的谓语动词是 are,故排除CD;All用于三者或三者以上,both 用于两者或两者以上,而这里是two daughters (两个女儿).故选B.
点评 考察不定代词辨析,同时根据语境选出答案.
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