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高中英语Unit 2 Cloning教课课件ppt
展开第一学时 Reading and Cmprehensin
快速阅读课文“Clning: Where Is It Leading Us?”, 以约30词写出文章的段落大意。温馨提示:本文是说明文。写摘要时要扣住文章试图说明的主要方面,包括类型、功能,如植物克隆、动物克隆、人们对克隆的疑惑及对其未来前景的担忧等。________________________________________________________________________________________________________________________________________________________________________________________________
Clning is a cmmn way with tw majr uses including plants and animals clning.Hwever,Dlly’s death shcked peple even scientists dubt its value and the future f clning.(29 wrds)
仔细阅读课文“Clning:Where Is It Leading Us?”,根据课文内容选择正确答案。1.Hw many female sheep participated in the clning f Dlly the sheep?A.Three. B.Tw. C.One. D.Fur.2.All the fllwing statements are true except________________________________________________________.
A.the clning f animals has an easier prcedure than clning plantsB.the prcedure f clning mammals is nt accurate enugh t succeed in the beginningC.the scientists were rewarded in 1996 fr their determinatin and patience in clningD.the clning f animals has a mre cmplicated prcedure than clning plants
3.The advantage f clning is ________.A.clning plants can be useful fr research n new plant speciesB.animal clnes may develp the illnesses f lder animalsC.evil leaders may want t clne themselvesD.clning human beings will raise mral questins
4.What des “cast dwn” in the third paragraph mean?A.excited. B.disappinted.C.surprised. D.anxius.
5.Accrding t the passage, what is the writer's pint f view?A.The writer is in favr f clning.B.The writer is against clning.C.The writer des nt state any persnal pinin abut clning.D.The writer thinks it illegal t research int human clning.
再次阅读课文“Clning:Where Is It Leading Us?”,完成下列表格。
making an exact cpy
new plant species
a much lder animal
ther species
the media and public imaginatin
clne themselves
mral questins
nervus and mre cnservative
accumulate evidence
根据课文“Clning:Where Is It Leading Us?”在下文空格中填上恰当的词语,使文章连贯完整。1.________(clne) is a way f making an exact cpy f anther animal r plant.Gardeners use it all the time t prduce 2._____________(cmmerce) quantities f plants,3.________ scientists think it valuable fr research n new plant species and fr medical research n animals 4.________ the prcedure is difficult
5.____________(undertake),the determinatin and patience f scientists 7._________________(reward) in 1996 with a breakthrugh—the clning f Dlly the sheep.The fact 8.________ Dlly lived six years,half the length f the life cast dwn the clning scientists,wh still wnder 9.________ clning will help r harm mankind when the mral questins 10._______________(raise).
t undertake
was rewarded
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