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的选择The Browns have finished their exciting visit tothe farml

来源:学生作业帮 编辑:作业帮 分类:综合作业 时间:2024/05/19 13:17:39
的选择
The Browns have finished their exciting visit tothe farmland.All of them are glad ___ longer than originally planned.
A.having stayed
B.staying
C.to have stayed
D.to stay
C
已经过去了
再问: 是因为 glad to的短语吗 to 不是只能 to do吗。。 为毛有 to have done!!
再答: to have done很常用 表示没有开始用to do I would be happy to help you. 表示已经完成用to have done I am happy to have been able to assist you.