Who is swimming you or she?A. better atB. better inC. good atD. good in

问题补充：

Who is swimming, you or she?

A. better at

B. better in

C. good at

D. good in

答案：

(答案→)A. better at

B. better in

C. good at

D. good in

解析：句意：你和她，谁更擅长游戏？分析句意是比较级的运用，后面是两者进行比较，因此用good的比较级better,故选A.