He made up his mind to devote his life _____ pollution ______ happily.
| A．to prevent; from living |
| B．to preventing; to live |
| C．to preventing; from living |
| D．to prevent; to live |
The old lady________for several years．
| A．died |
| B．has died |
| C．was dead |
| D．has been dead |
He________for ten years．
| A．has been married |
| B．married |
| C．got married |
| D．has married |
You don’t have to________every new word in the dictionary while reading．
| A．look for |
| B．look up |
| C．look at |
| D．look after |
The retired couple enjoy________photos．They always go out with their cameras．
| A．take |
| B．took |
| C．to take |
| D．taking |
Don’t worry．You have________time to catch the train．
| A．many |
| B．plenty of |
| C．a few |
| D．a number of |