Many students found the book （）;it provided them with a large amount of information on the subject.

I was（）than angry when I saw how they'd ruined the landscape.

Some say yes and others say no; I don't know （）to follow.

Nobody knows how long and how seriously the shakiness（不穩(wěn)定） of big businesses will （） down the economy.

The aircraft vanished without（）

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

The noise of the traffic（）Paul from his work.

He will behave(crazy)（）if he drinks too much.

The survivors（）to a floating tree in hopes of rescue.

His company promised to pay for his health （）in addition to other benefits.