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nature
I.Words and expressions:(according to first letter or Chinese)
1.A recent a_________ by scientists that they have successfully c___________the first human embryo has caused much debate and has shocked many people around the world .
2.On the one hand , some scientists ________ _________（指出） that if you clone an embryo , you can produce valuable t____________and o___________that could be used to save human lives .
3.On the other hand ,many people , including some scientists , disagree and fear that if m______________ ____________ __________ （干预）nature in this way ,they may be on their way to producing a r_________________ monster.
4. Cloning is producing an exact copy of a plant or an animal using its c _________ .
5. However , _____ __________（一般说来） the scientists were praised for their wonderful scientistic b_______________ .
6.Although he researches cloning , his i________has been to create copies of humans.
7.Even though this use of cloning is causing a lot of a_____________, it is good news for Faye Wilson ,a 41-year-old s______________ who cannot have a baby .
8. She says she was d______________ to have a child of her own
9.Some scientists are already ___________ __________ _________（努力推进） research so as to d_____________a cloned human baby .
10.In China ,scientists have _____ ______ _____ ____（集中精力于） cloning animals ,as well as stem cells to be used in ______ _______（医学研究） .
11.China has succeeded in producing clones of cows and goats ,and continues to research ways in which cloning can b_________________ mankind .
12.I believe that human cloning is totally i________________.
13.If we interfere with nature ,we will have to deal with the c______________.
14.Who knows what could happen ? We could produce monster, or even a h_______________ race that could one day end up replacing us .
15 .Human life would no longer be unique ; it would just be a product __ __（待出售） .
16.The human race is ___________ _____________（用完） Earth’s resources.
17.I would like to ___________ _____（对-----评论）your article “ The perfect copy”.
18.I think the scientific a___________ mentioned in your article are fantastic .
19 .Aft
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