Theboyswereplayingfootballonthegr

发布时间：2020-07-09 20:18:35

The boys were playing football on the ground．Mary didn't want to ________ them．













A.take part in












B.join











C.join in











D.attend

网友回答

B解析join sb．，表示“加入某人的活动”。
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