1. (2019四下·枣庄期中) 读一读，把序号填写到相应的横线上。

A. It's 6 o'clock. It's time for dinner.

B. It's 9 o'clock. It's time to go to bed.

C. It's 12 o'clock. It's time for lunch.

D. It's 8 o'clock. It's time to wake up.

E. It's 3 o'clock. It's time to go home.