填空题

A. trail
B. certain
C. again
D. faint

【参考答案】

B
<上一题 目录 下一题>
热门 试题

单项选择题
--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 not seen
单项选择题
It （） 12 rabbits to test a sample of vaccine, now it takes only 6.

A. used to taking
B. used to take
C. is used to take
D. was used to taking
相关试题