the two boys are both good ( ) math,but weak ( ) Chinese.A.at;at B.in;in C.at;in D.in;at
问题描述:
the two boys are both good ( ) math,but weak ( ) Chinese.A.at;at B.in;in C.at;in D.in;at
答
C
答
C be good at 擅长于...
答
选C
at ,be good at 擅长...
in ,be weak in 在...差