题目内容
【题目】Every year, _____ people go to visit their factory.
A.a thousand of B.thousands
C.thousand of D.thousands of
【答案】D
【解析】
试题分析:数词hundred, thousand, million等后面跟of 时,要变复数。排除C。thousand前接具体数字时,后面不能跟of,排除A。thousands后要加of,排除B 故选D
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