What impressed me most was that they never ________.
| A．lost hearts | B．lost their heart |
| C．lost heart | D．lost their hearts |
Europe has achieved more in controlling the AIDS virus than Asia in the past ten years, _________ the number of people infected with the virus is going up sharply．
| A．when | B．that | C．so that | D．where |
For most Americans, their 18th birthday the end of one part of their life and beginning of another．
| A．predicts | B．tells | C．marks | D．signs |
It ______ heavily when he got back home for he was wet all over．
| A．was raining | B．must have been raining |
| C．must be raining | D．rained |
—Very little use was _____ the waste water in the past．
| A．made of | B．make from | C．made up | D．make into |
—Miss Broun is very busy, isn’t she?
—So she is．She has greater responsibilities since she was promoted．
| A．taken off | B．taken after | C．taken in | D．taken on |