---________ will your head teacher return from the USA?
---In two days.
| A．How long | B．How soon | C．How often | D．How old |
Daniel is very modest. He never ___________ before his friends.
| A．shows off | B．shows up |
| C．turns off | D．turns on |
I don't like bread. I won't eat it ______ I am very hungry.
| A．if | B．when | C．as | D．unless |
The bus is coming. Oh, no! It's full. I'm afraid we can't ______.
| A．get up | B．get on |
| C．get out | D．get off |
I asked him ______.
| A．which one did he like best | B．which one he liked best |
| C．which one he likes best | D．which one does he likes best |
The boy promised ______ late for school again.
| A．to not be | B．not to be |
| C．not being | D．being not |