选择合适的词填空（写序号）。

A. have a look   B. here   C. to   D. What

E. a bar of      F. man    G. o'clock  H. me

1. Come          , Cao Shan.   

2. Go           school.

3. I'd like ____ chocolate.    

4. Can I         ?

5. That           is my father.    

6.          some juice?

7. Excuse ____ . Where is the radio?    

8. It's ten          .

CRH2A动车组APU中没有输出（）电源。

A、AC100V

B、AC500V

C、AC400V