. Mary_____ to college last year. Unluckily, she couldn’t take the examination because of a sudden disease.
A must have gone B can have gone C should have gone D could have gone
When I graduate from this famous university, I’ll _______ what I have learned to everyday life.
| A．use | B．apply | C．devote | D．stick |
By the time he realizes he__ into a trap, it’ll be too late for him to do anything about it.
| A．walks | B．walked | C．has walked | D．had walked |
------Can those_____ at the back of t
he classroom hear me?
------- No problem.
| A．seat | B．sitted | C．seated | D．sat |
Teenagers _____ their health because they play computer games too much.
| A．have damaged | B．are damaging | C．damaged | D．will damage |
How many pages have you_____ so far? Can you return the book ____ me tomorrow?
| A．looked; for | B．seen; to | C．covered; to | D．turned; for |