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2005年1月六级B卷真题原文(8)
[摘要]
31. By "stupid endeavor" (Line 2, Para. 1), Westhusin means to say that ________.
A) human cloning is a foolish undertaking
B) animal cloning is absolutely impractical
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31. By "stupid endeavor" (Line 2, Para. 1), Westhusin means to say that ________.
A) human cloning is a foolish undertaking
B) animal cloning is absolutely impractical
C) human cloning should be done selectively
D) animal cloning is not worth the effort at all
32. What does the first paragraph tell us about Westhusin’s dog cloning project?
A) Its success is already in sight.
B) It is doomed to utter failure.
C) It is progressing smoothly.
D) Its outcome remains uncertain.
33. By cloning Missy, Mark Westhusin hopes to ________.
A) examine the reproductive system of the dog species
B) find out the differences between Missy and its clones
C) search for ways to modify .its temperament
D) study the possibility of cloning humans
34. We learn from the passage that animal clones are likely to have ________.
A) an abnormal shape
B) a bad temper
C) defective organs
D) immune deficiency
35. It can be seen that present cloning techniques ________.
A) provide insight into the question of nature vs. nurture
B) have been widely used in saving endangered species
C) have proved quite adequate for the cloning of humans
D) still have a long way to go before reaching maturity
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