Forget it John. I said that just fun.A. in B. forC. toD. at

问题补充：

Forget it, John. I said that just fun.

A. in

B. for

C. to

D. at

答案：

A. in

(答案→)B. for

C. to

D. at

解析：考查介词用法。短语： for fun，为娱乐，句意：得了吧，约翰。我那样说只是为了娱乐。故选B