Some people are worrying that the gene research can be used to manufacture human beings in large quantities. In the past few years, scientists have succeeded in cloning a sheep; therefore these people predict that human babies would soon be cloned. But I believe cloned babies will not come out in large quantities, for most couples in the world can have babies in very normal ways. Of course, the governments must take care to control gene technology.
32. What do the underlined words “these two killers” refer to?
A. Gene technology. B. Cancer and heart disease.
C. Hereditary diseases and cancer. D. The couple who have cloned babies.
33. What is the main idea of the third paragraph?
A. Gene technology can do with hereditary diseases.
B. Gene technology can be used to clone human babies.
C. Gene technology can help people to give birth to a baby.
D. Gene technology can help the English imperial family out.
34. In what way can gene technology help to treat hereditary diseases?
A. People with hereditary diseases can live longer.
B. Scientists find the wrong gene and correct it.
C. Cancer and heart disease can be cured.
D. Human babies can be cloned.
35. What is the main purpose of the author’s writing this passage?
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