Many a student and teachermaking a careful study ofown problems.A、ar

游客2024-10-11 51

问题 Many a student and teacher______making a careful study of______own problems.

选项 A、are; their
B、is; their
C、are; his
D、is; his

答案 D

解析主谓一致。

转载请注明原文地址:http://tihaiku.com/zcyy/3796542.html

相关试题推荐

随机试题

最新回复(0)