—It’s time to go to bed，Li Ming．
—Mum，I have a lot of homework to do and I won’t go to bed________I finish it．
| A．after |
| B．until |
| C．as soon as |
| D．since |
—Why were you late for school?
—Because my bike________on the half way．
| A．broke down |
| B．broke off |
| C．turned down |
| D．turned off |
The teacher________the office for a few minutes when we arrived．We didn’t meet him．
A．have left
B．had left
C．had been away from
The boy________his mistake before his teacher told him．
| A．realizes |
| B．has realized |
| C．had realized |
| D．would realize |
They________about eight hundred English words by the end of last term．
| A．have learned |
| B．had learned |
| C．will learn |
| D．are going to learn |
There are a few miles to the top of the mountain．If we hold on，we will________．
| A．reach |
| B．get to |
| C．come true |
| D．make it |