On April 1 Jim tried to play a trick his teacher but the teacher wasn’t taken .A. by; o

问题补充：

On April 1, Jim tried to play a trick his teacher but the teacher wasn’t taken .

A. by; on

B. in; in

C. on; in

D. on; on

答案：

A. by; on

B. in; in

(答案→)C. on; in

D. on; on

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