It will be a long time __________ we finally solve the problem of pollution.
| A．before | B．since | C．when | D．Until |
_____in a well—known university is what everybody wishes for.
| A．Educated | B．Being educated | C．To educate | D．Educating |
“You can’t catch me!” Janet shouted, __________ away.
| A．run | B．running | C．to run | D．ran |
_________, the more expensive the camera, the better its quality.
| A．General speaking | B．Speaking general |
| C．Generally speaking | D．Speaking generally |
Mary never does any reading in the evening, _________.
| A．so does John | B．John does too | C．John doesn’t too | D．nor does John |
If you go by _________ train, you can have quite a comfortable journey, but make sure you get __________ fast one.
| A．the; the | B．不填；a | C．the; a | D．不填；不填 |