My brother Tim is [ ] sports a good at b well at c good for d well in
问题描述：
My brother Tim is [ ] sports a good at b well at c good for d well in
答
a. good at
be good at与do well in意思相近
它们是固定词组
is是be动词，因此后面跟good at
答
A
be good at=do well in
O(∩_∩)O~
答
选a
be good at 是擅长,固定词组
相当于do well in
这一类的题就要平常注意积累词组了.英语学习就是不断积累的过程.
加油