单项选择题

A. It makes a clone from an ordinary, adult cell.
B. It makes the first normal and healthy cloned animal.
C. It paves the way to the cloning of human beings.
D. It makes a cloned animal with only mother.
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单项选择题
A. The number of smokers has been falling about 2 percent a year. B. The number of smokers has been rising 20 percent a year. C. The number of smokers has been rising 2 percent a year. D. The number of smokers has been falling 20 percent a year.
A. The number of smokers has been falling about 2 percent a year.
B. The number of smokers has been rising 20 percent a year.
C. The number of smokers has been rising 2 percent a year.
D. The number of smokers has been falling 20 percent a year.
单项选择题
A. To replace his stolen bicycle. B. To begin bicycling to work.C. To join a bicycle club. D. To train for a bicycle race.
A. To replace his stolen bicycle.
B. To begin bicycling to work.
C. To join a bicycle club.
D. To train for a bicycle race.
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