______ to help was a great encouragement to us.A、Their comingB、Them comingC、Th

游客2025-03-16 2

问题 ______ to help was a great encouragement to us.

选项 A、Their coming
B、Them coming
C、They coming
D、They come

答案 A

解析动名词的复合结构作句子主语。构成动名词复合结构的逻辑主语可以是物主代词、名词所有格，非正式情况下还可用代词的宾格或名词。

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