Having a trip abroad is certainly good for the old couple, but it remains _______ whether they will...
2022-12-03 02:54:33 155次 2013-2014学年浙江省浙北名校联盟高三上学期期中联考英语试卷(解析版) 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容:
Having a trip abroad is certainly good for the
old couple, but it remains _______ whether they will enjoy it.
A. to see B.
to be seen C.
seeing D.
seen
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