问题

Xi’an is a city with many places of interest and _____ tourists come here every year.

A:thousand of
B:thousand
C:thousands
D:thousands of;

正确答案是：

同类题型

50. Teachers should be _____ with their students but should not be _____ on them.

. Neither of them knewwhat was doing.

Production at the factory was________for two hours because there was no electricity.[ ]

I don’t doubt ________ he’ll come.

We must take two aspects into consideration, both of __________ associated with the safety of the students .