I_____ go home ______the concert was over.
| A．didn’t, until | B．wasn’t , till | C．don’t, until | D．won’t , till |
Mum often ________ us not to play in the street.
| A．speaks | B．tells |
| C．says | D．talks |
Don’t read ________the sun. It’s bad for your eyes.
| A．under | B．from |
| C．on | D．in |
If you are tired, you can ________ a rest.
| A．have | B．having |
| C．to have | D．had |
The school has eight _______ students.
| A．hundred | B．hundreds |
| C．number | D．hundreds of |
-----I have to go now. -----It is raining .
Don’ t ______ until(直到) the rain stops.
| A．run | B．stay |
| C．come | D．leave |