The use of an alcohol breath test by the police greatly reduces the ____of drivers causing traffic accidents．
| A．possibility | B．pressure |
| C．preference | D．Production |
I don't remember___________ to the airport that year.
| A．to be taken | B．being taken | C．having | D．to take |
A man does not know the difficulty of anything_________ he does it personally.
| A．although | B．if | C．because | D．Unless |
There is a _________ of 1000 dollars for the return
| A．reward | B．prize | C．thank | D．Phrase |
Isn't it very kind __________ your parents to do that for us?
A. for B to C. aboutD. of
--What was the party like?
--Wonderful. It is years_____________ I enjoyed myself so much.
| A．before | B．after | C．that | D．since |