Commercial television is one of the most effective medium for advertising. 题目和参考答案——青夏教育精英家教网—

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5. Commercial television is one of the most effective medium for advertising.

5. medium → media

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第二节(共10小题;每小题1. 5分，满分15分)

阅读下面材料，在空白处填入适当的内容(1个单词) 或括号内单词的正确形式。

Reproductive cloning may enable researchers to make copies of animals with potential benefits for the field of medicine and many others.

For instance,the Scottish researchers who cloned Dolly have also cloned other sheep that have been genetically changed

61. (produce) milk that contains a human protein essential for blood (凝固) .They did this in the hope 62.someday this protein may be obtained from the milk and given to humans 63.blood doesn’t clot properly.

64. application is to create clones to build populations of endangered,or possibly even extinct species of animals. In 2003,an endangered type of ox,called the banteng,was successfully cloned. 65.(short) after that,three African wildcats' were cloned using frozen embryos as a source of DNA. Some experts are 66. favour of cloning extinct animals,saying that it can save many species that would otherwise disappear,while some raise a(n) 67.(object) , arguing that cloning produces a population of genetically identical individuals that lack the genetic variability necessary for species survival.

Some people have even expressed interest in 68. (have) their deceased pets cloned in the hope of getting a similar animal to replace the dead one. But as 69.(show) by a cloned cat,a clone may not turn out exactly like the original pet whose DNA 70.(use) to make the clone.

3. They had a wonderful holiday,despite of the bad. weather.

Task II. Read the part of the text describing the procedure of cloning Dolly the sheep,and put the following events in the correct order according to the procedure.

A. Remove the cell's nucleus.

B. Wait until the egg cell with its new nucleus grows into an embryo.

C. Remove the nucleus from a female sheep's egg cell.

D. Put the embryo into another female sheep.

E. A cloned lamb is produced.

F. Take a cell from the sheep you intend to clone.

G. Put the cell's nucleus into the female sheep’s cell.

7. Scientists have made a major (突破) in the treatment of cancer.

6. Recent (针对失聪儿童的研究) has produced some interesting findings about their speech.

4. People tend to make (设想) about you based on your

appearance.

选用方框内合适的单词并用其正确形式填空(每个单词限用一次) 。

strike,resist,decorate,able,drawback,adore

1. to sleep,I got up and made myself a drink.

2. They asked her to be mercy to the prisoners.

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