1．The policeman stopped him when he was driving home and __ him of speed.

A charged B accused C blamed D warned

2． The public opinion was that the time was not__ for the election of such a radical candidate as Mr. Jones.

A reasonable B ripe C ready D practical

3. The managing director took the __ for the accident, although it was not really his fault.

A guilt B blame C charge D accusation

4. Barry had an advantage over his mother__ he could speak French.

A since that B in that C at that D so that

5. Very few scientists__ completely new answers to the world's problems.

A come up with B come out C come round D come up to

答案:

1-5 BBBBA

1选B accuse of 指控某人犯......罪 He was accused of corruption.
charge with指控某人犯......罪 He was charged with negligence of duty.
blame sb for 因......埋怨，责怪 Movies have been blamed for the crime wave.
warn sb of 警告，告戒某人 He was warned of the danger.

2.选B ripe引申为"时机成熟的，准备好的"I won't tell her the news until the time is ripe for it.
ready for做好准备的 Are you ready for the journey?

3选B take the blame for sth对某事负责，内疚 We are ready to take the blame for that.

4选B in that 由于，因为Human beings are superior to animals in that they can use language as a tool to communicate.

5选A come up with提出，提供 He claimed to have been the first to come up with that idea.
come out 出现，显露，出版，发表 When will his new book come out?
come round/ around 顺便来访，改变主意 He will never come round to our way of thinking.
come up to达到，符合Only in this way will you come up to the Party's expectations.

1. The political future of the president is now hanging by a __.
A thread B cord C string D rope

2. The question is still__ discussion.
A in B by C for D under

3. We managed to reach the top of the mountain, and half an hour later we began to __.
A ascend B descend C decline D plunge

4. To survive in the intense trade competition between countries, we must__ the qualities and varieties of products we make to the world-market demand.
A improve B enhance C guarantee D gear

5. There has been a __ lack of communication between the union and the management.
A regretful B regrettable C regretting D regretted

答案：

1-5ADBDB

1．选A 四个选项都有"绳索"这个意思，但只有thread和hang by构成习语：hang by a thread千钧一发，危在旦夕

2．选D be+ prep+n（表动作的名词）来表示"被动"而under discussion是习惯搭配

3．选B descend 指人，物体从某一高度/斜面上"下来/降"On turning the corner, we saw that the road descended sharply.
decline 强调权利，繁荣，成就，健康状况，体力，记忆，数量的"减少，衰落"His influence declined after he lost the election.
ascend渐渐上升，descend的反义词。We watched the balloon ascend higher and higher.
plunge使突然前倾或下降 The sudden application of the brakes plunged him forward.
enhance 增加，提高The moonlight enhanced the beauty of the scene.

4．选D gear to使......适合，配合We must gear the amount of products we make to the increase in public demand. 现在来分析题目.题中的To......,是目的状语.而we 是主语, gear.to是谓语,而the qualitiesand varieties of products 是宾语,而we make 是来修饰这个宾语的,the world-market demand是宾补.句子的大致意思就是说我们必须根据市场的需求制造商品,才能在市场上立足.

5 选B regrettable 可惜的 regretful后悔的，抱歉的