The boys were seen ___model ships in the room when someone rang the bell.
我觉得填to make 也对啊 为什么非要用making呢
人气：366 ℃ 时间：2019-10-02 07:51:14
解答
The boys were seen making model ships in the room when someone rang the bell.be seen to do强调结果be seen foing 这边因为有后面一句从句when someone rang the bell,所以用be seen making,
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