高中选修八 第二单元

Exercises for Unit2 Book8

I.Fill in the blanks using the correct forms of the following words.

regulation, arbitrary, flour, resist, undertake, owe, disturb, altogether, adore, accumulate, bother, retire, forbid, media, decoration, breakthrough

1.I ________ homemade rectangular loaves made with brown __________ and nut.

2.When the leader of the chorus ______ from the opera, they held a dinner party for him.

3.The __________ plays an important role in influencing public opinions.

4.Don’t ____ about taking down the _____ yet. The Christmas celebrations are over yet.

5.The people in flooded areas ___ a great deal to the PLA soldiers for their rescue work.

6.The _______ for cloning animals are strict. He was unable to continue his experiment.

7.______ there were 20 people absent from the meeting, which annoyed the president .

8.As a judge, you should try to be fair and shouldn’t make __________ decision.

9.He has ________ a lot of teaching experience by working in the school for 18 years.

10.He didn’t sleep well because of the _______________ noise from the next room.

11.The most recent survey of rare birds _______________ in 1991. No one has ever

bothered to do that since then.

12.There were many ______________ in the field of cloning in the early 1990s.

13.In his home kids __________________ to talk back to parents in such a rude way.

14.Vitamin A helps build ________________ to infection.

II. Fill in the blanks using the correct forms of the following phrases.

pay off, differ from, a storm of, have a great impact on , cast down, be bound to, bring it back to life, in favor of, object to

1.Spanish __________ greatly _________ French in pronunciation and grammar.

2.After years of hard work, our effort finally ____________.

3.There was _________________ cheers after his perfect performance.

4.The anti-smoke campaign ____________________ young people in the last 2 months.

5.He is very conservative, and is even ____________ a constitution that gives few

rights to immigrant voters.

6.Don’t bother yourself about cloning my pet. I won’t expect to __________________.

7.If he keeps on working hard, he ______________ to realize his dream of becoming a

biologist.

8.Tom _____________ when he was fired by his boss because of his unpunctuality.

9.Most parents ___________________ their children’s playing computer games. III．Rational Cloze.

Yesterday there was an exciting debate in our school about ______medical cloning should be allowed or not. After a lively __________(discuss), a vote was taken and the team arguing for medical cloning won.

The arguments for medical cloning were strongly put by Team One. They argued that people who lose their ability to move or think could ___________(help) by medical cloning. They explained that the procedures would be safe and quick. They showed that 67% of ________ people surveyed in America supported it. Their arguments were very _____________( convince).

The arguments put by Team Two were ____________( strong).Their first reason was that the procedures were not yet secure. Their second reason was that it was cruel to the animals __________ had to be killed to produce one useable embryo for research. Besides, they explained more than twenty _________( Europe) countries do not allow medical cloning research because _______ this. But their arguments were not so persuasive.