—Are these shoes yours? —No, they are ___爱下问搜题

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问题选择题

—Are these shoes yours?

—No, they are _________.[ ]

A. them

B. their

C. theirs

D. ours

答案

答案：C

填空题

GnRH-a为（）化合物，其治疗子宫内膜异位症的用法有（）和（）两种。

选择题

Joe can play_____violin, but he can't play_____basketball well.

A. the; /
B. the; the
C. /; /
D. /; the