good at ()
good at ()
加名词sth或者加动词doing sth都可以,分别表示擅长某事或擅长做某事。
be good at sth/doing sth.= do well in sth.=be an expert in sth.表示“擅长做某事”其反义词为do poor in 。
be good at sth./doing sth.= do well in sth.=be an expert in sth.擅长做某事
good at dancing 就是说跳舞很棒.. good at后面通常是接N,也就是名词.. PS dancing是Gerund working as a noun...
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