Helen was good at____the piano when she was six.A.plays B.to play C.playing D.played.请做讲解.
问题描述：
Helen was good at____the piano when she was six.A.plays B.to play C.playing D.played.请做讲解.
答
c
sb be good at sth后跟动词ing形式
表示某人擅长某事
这句话翻译为helen在六岁时就很擅长弹钢琴了
答
选C
good at 后面加动词的doing形式
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答
C
be good at doing sth 固定短语 表示擅长某事