I have not seen him_____ he went to college.
| A．when | B．before | C．as | D．since |
Although he had______ many severe tests during his lifetime, he succeeded at last.
| A．passed through | B．gone through | C．got along | D．got through |
It is not a serious illness. I guess she will ______ soon.
| A．remove | B．recover | C．replace | D．reduce |
The scientist wrote down_____ series of things to do with______ nature, such as a blue sky.
A a, / B. a, the C. /, / D. /, the
----People should stop using their cars and start using public transport.
----________. The roads are too crowed as it is.
| A．all right | B．exactly | C．go ahead | D．fine |
You may not have played very well today, but at least you’ve got through to the next round and ________.
| A．tomorrow never comes | B．tomorrow is another day |
| C．never put off till tomorrow | D．there is no tomorrow |