此题选C是否正确,若不对,请说明为什么错,及正确的理由---Henry doesn’t seem like the same person.--- _____so much in the war has made him more thoughtful.A.For him to see B.His seeing C.Having seen D.To have seen有没有会的

此题选C是否正确,若不对,请说明为什么错,及正确的理由---Henry doesn’t seem like the same person.--- _____so much in the war has made him more thoughtful.A.For him to see B.His seeing C.Having seen D.To have seen有没有会的
此题选C是否正确,若不对,请说明为什么错,及正确的理由
---Henry doesn’t seem like the same person.
--- _____so much in the war has made him more thoughtful.
A.For him to see B.His seeing C.Having seen D.To have seen
有没有会的

此题选C是否正确,若不对,请说明为什么错,及正确的理由---Henry doesn’t seem like the same person.--- _____so much in the war has made him more thoughtful.A.For him to see B.His seeing C.Having seen D.To have seen有没有会的
句子缺主语,用动名词,在后三个选项中选,回答中用完成时表示实在过去发生的战争让他产生了变化,强调已经发生的战争用having done,所以选c

=我觉得选C。
句子缺主语，所以__ so much in the war 这一块是句子的主语，动名词可以做主语。至于为什么不选B，，，，不记得了，凭语感选C