Wherearetheboys?They_basketballovertherejustnow.AwereseenplayBwereseentoplay请给出原因
2022-04-22 44次 反馈错误 加入收藏 正确率 : 100%
题目内容：
Where are the boys?They _basketball over there just now.A were seen play B were seen to play
请给出原因
优质解答
B be seen to do sth.
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