The price they offered for my old car was so low that I（）it down.

单项选择题The noise of the traffic（）Paul from his work.

A.prevented
B.distracted
C.angered
D.upset

单项选择题People appreciate（）with him because he has a good sense of humor.

A.working
B.to have worked
C.to work
D.having worked

单项选择题Nobody knows how long and how seriously the shakiness（不稳定） of big businesses will （） down the economy.

A.put
B.settle
C.drag
D.knock

单项选择题I tried very hard to persuade him to join our group but I met with a flat（）

A.accept
B.agree
C.refusal
D.decline

单项选择题Our department（）courses in several foreign languages.

A.accepts
B.considers
C.offers
D.takes