— Why do you do volunteer work in the North—West?
— I_____ to improve the lives of the children there through my efforts.
| A．was trying | B．have tried |
| C．am trying | D．tried |
Generous public funding of basic science would______a good many benefits for the country's health，wealth and security.
| A．result from | B．lead to | C．lie in | D．settle down |
_____，they set out to break the record for crosschannel swimming.
| A．Well equipped | B．Well equipping | C．Well equips | D．To equip |
There is still much to discuss.We shall，______，return to this item at our next meeting.
| A．therefore | B．however | C．otherwise | D．briefly |
—What made you so delighted at Christmas?
—______.
| A．I received much more presents than others |
| B．Because my parents promised me a new car |
| C．My uncle's coming back from abroad |
| D．As there was an unusual celebration |
I'm sure you'd rather she went to school by bus，______？
| A．hadn't you | B．wouldn't you | C．aren't I | D．didn't she |