1、Section Reading Introduction & Reading and Vocabulary(1)新生词汇初识.词义搭配1question Athe work of inquiring into something thoroughly2hereditary Bbecome different；change；make sth.different3investigation Cask what happens4alter Dsth.that follows from an action or set of conditions5consequence Erelated to the
2、 passing of physical characteristics through genes【答案】 1.C 2.E 3.A 4.B 5.D.用下列短语的适当形式填空take after；perform an operation；as a consequence of；under investigation；compared with；get rid of1This improvement seemed insignificant_my failures.2It is said that the cause of the collapse of the bridge is still_
3、.3Your son is so stubborn that he doesnt_you in any way.4The old newspapers take up too much space, and wed better_ them.5After a medical consultation, the doctors decided to_on the patient without delay.6_smoking, my father coughs frequently.【答案】 pared with 2.under investigation3take after 4.get ri
4、d of 5.perform an operation6As a consequence of教材语篇细研.阅读 P1617 课文内容，完成下面表格Part 1 Thediscoveryof DNACrick and Watson had found the answer to one of the most important questions of biologyhow do living things 1._themselves? Every cell in our body contains our genes, which pass 2._characteristics on to
5、 our children.Part 2 Four Story A: John Waters killed a man but the police couldnt 3._him, but after DNA technology invention, scientists found the DNA from Johns cell and that of the cells he left on the victim 4._exactly.stories aboutDNA Story B: Mike and Julia are very rich and they wanted a good
6、looking and intelligent child, so she had a small but very expensive 5._.Story C: Mark Sawyer is a top athlete and wants to stay that way, so he secretly visited a surgeon and had an operation in which the surgeon inserted an animal 6._into Mark that would make him run faster, so he is a world champ
7、ion again.Part 2 Fourstories aboutDNA Story D: Clara became pregnant, but hospital tests showed that her child would be born with a terrible 7._illness, so she and her husband decided to get rid of the unborn baby.Part 3questionsto discussWatson and Cricks discovery about DNA was the beginning of en
8、ormous advances in the field of 8._.If we start choosing the characteristics of our babies, we are 9._nature in a very direct way.What might the 10._be? There are many important issues to discuss.【答案】 1.reproduce 2.hereditary 3.arrest4matched 5.operation 6.gene 7.inherited8genetics 9.altering 10.con
9、sequences.阅读 P22课文内容，完成课文缩写How would you feel if someone gave you an envelope 1._a description of every one of your genes? Its a 2._question to answer.But the fact is 3._scientists have already begun to discover how certain 4._influence us.We have known for a long time that many of our physical char
10、acteristics are 5._.For example, our eye color and certain diseases are decided by our genes.6._other characteristics, things are not so 7._.Scientists are learning that 8._our genes 9._our environment affect us.Scientists may soon be able to describe our genes 10._ 11._，but it does not mean they will be able to 12._our future with any real success.Nonetheless, the fact is that scientists will be able to read out genes in the near future.This will 13._new problems.【答案】 1.with 2.difficult 3.that 4.genes 5inherited 6.With 7.clear 8.both 9.and 10.in 11.detail 12.predict 13.create
