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.
单项选择题 Nobody knows how long and how seriously the shakiness（不稳定） of big businesses will （） down the economy.
单项选择题 I tried very hard to persuade him to join our group but I met with a flat（）
