A-A+
--Have your students ever seen the silent film
问题详情
--Have your students ever seen the silent film?
--No, they are too young ______ the old film.
A. to seeing
B. have seen
C.to have seen
D. to have
参考答案
正确答案:C
答案为C。“你的学生们看过无声电影吗?”“没有,他们太年轻了,没有看过老电影。”不定式的完成式表示不定式的动作发生在谓语动词之前。只有C形式正确。