His sister left home in 1998，and __________ since.
| A．had not been heard of | B．has not been heard of |
| C．had not heard of | D．has not heard of |
For many seniors in some universities, the final year can be an unpleasant experience, ______
that ends the campus romance.
| A．which | B．/ | C．or | D．one |
Then ________ we had been looking forward to.
| A．came the hour | B．the hour came |
| C．comes the hour | D．the hour is coming |
—I’m sorry I broke your teapot.—___________
| A．Forget it. | B．Bad luck. | C．Oh, is that so? | D．Really? |
I was advised to arrange for insurance(保险) __________ I needed medical treatment.
| A．nevertheless | B．although | C．in case | D．so that |
—Are you going to the football game this weekend?
—Probably not. The tickets are __________ for me.
| A．terrible expensive | B．so much expensive |
| C．far too expensive | D．highly expensive |