题目内容：

do well in是等于be better at还是be better in?

优质解答

do well in = be good at
do better in 是 do well in的比较级
be better at 是 be good at的比较级
better 是good 跟well 两个词的比较级.
注意搭配不变 do..in be...at..就好了