Steve and Jane are both very good chemistry.A. atB. forC. inD. on

问题补充：

Steve and Jane are both very good chemistry.

A. at

B. for

C. in

D. on

答案：

(答案→)A. at

B. for

C. in

D. on

解析：be good at是固定搭配,意为:擅长于