The emergency req
uired that all the tasks _____ at least two days ahead of time．
| A．to complete | B．should complete | C．be completed | D．should have been completed |
________they decide which college to go to，students should research the admission procedures.
| A．As | B．While | C．Until | D．Once |
—Could I use your car tomorrow morning?
—Sure. I a report at home.
| A．will be writing | B．will have written |
| C．have written | D．have been writing |
He_____ articles for our wall-newspaper these years, and he____ about thirty articles.
| A．has written; wrote | B．has been writing; wrote |
| C．is writing; has been writing | D．has been writing; has written |
The accident caused some______ to my car, but it’s nothing serious.
| A．harm | B．injury | C．ruin | D．damage |
Each time I________a good essay when reading newspapers，I cut it out and keep it.
| A．work out | B．come across | C．care about | D．put down |