are you good____swimming?A:for B:with C:at D:about
问题描述:
are you good____swimming?A:for B:with C:at D:about
答
C
答
C:at
答
be good at sth 擅长做某事
答
C good at sth 擅长做某事
答
c
be good at sth/doing 擅长做某事