They studied exams last month. A. at B. on C. inD. for——青夏教育精英家教网——

题目内容

They studied _____ exams last month.

A. at
B. on
C. in
D. for

试题答案

D

相关题目

They studied _____ exams last month.

A. at
B. on
C. in
D. for

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