1. It isn't quite _____ that he will be present at the meeting.

　　A. sure B. right C. exact D. certain?

　　2. Many new _____ will be opened up in the future for those with a university education.

　　A. opportunities B. realities

　　C. necessities D. probabilities?

　　3. The members of the club wouldn't run a _____ in entrusting(委托) the organization to an unreliable person.

　　A. danger B. risk C. hazard D. chance

　　4. The meeting was _____ when the chairman fell ill.

　　A. put down B. shut out C. cut short D. taken off

　　5. John says that his present job does not provide him with enough _____ for his organizing ability.

　　A. scope B. space C. capacity D. range

　　【参考答案】

　　1.[答案] D. certain.

　　[注释]I am sure that +从句。He is sure to come. = He is certain to come.但在it作形式主语, that引导主语从句时, 主句中表语只能用certain, 不能用sure.?

　　2. [答案] A. opportunities.

　　[注释]opportunity常指“ (难得的应抓住的) 机会”, 既可作可数名词, 也可以作不可数名词用, 如：I had few opportunities of meeting interesting people there. They had not much opportunity for hearing good music in the remote area.

　　3. [答案] B. risk.

　　[注释]run a risk (in) 冒险：You are running a big risk in trusting him.

　　本题译文：俱乐部成员不愿冒险把这个组织委托给一个不可靠的人管理。

　　4. [答案] C. cut short.

　　[注释]cut short (=interrupt) 打断, 中断

　　5. [答案] A. scope.

　　[注释]本题中scope (=opportunity; outlet) 施展机会, 发展余地, 是不可数名词, 如：Give someone scope to show his ability. Range意指“变动范围; 视听范围; 理解范围”, 如：the range of prices (价格变动范围).