She good at ping-pong at PE.还是She is good at ping-pong at PE.
She works hard at chinese.还是She is works hard at chinese.
人气：399 ℃ 时间：2019-10-23 07:04:00
解答
She is good at ping-pong at PE.
【解释】be good at sth/doing sth.在某方面擅长/擅长做某事
She works hard at chinese.
【解释】work hard at sth.努力做某事.
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