问题

22. We know a good deal about the people who lived in China 4, 000 years ago, because they ______write and leave written records for those who lived after them.

A:could
B:should
C:must
D:Shall

正确答案是：

同类题型

The play The Journey Flower(花千骨) is so wonderful that it is well worth again

Congratulations! Your English teacher toldme you got an A this time.— Thank you. She isvery .

It really seemed ages _____ the police came on the scene and cleared away the damaged cars [ ]

e schoolsports meeting, many students are full of________, but I’m always exhausted.—You’d bettertake more exercise.

Is your father a teacher— .