Question

【题目】There are workers in the factory. My brother is in it, too.
A.thousand
B.thousands of
C.thousand of
D.three thousands

Answer 1

【答案】B
【解析】句意：这家工厂有数千名工人，我哥哥也在里面。thousands of成千上万的。thousand前有数词时不加-s，故选B。