1、人教版必修第三册人教版必修第三册 unit4 基础过关基础过关+单元写作训练单元写作训练.请快速默写出下列单词1._n.宇航员；太空人2._ n.人造卫星；卫星3._ adj.巨大的；伟大的 n.巨人；巨兽；伟人4._-n.跳跃；剧增；剧变 v.跳过；跃过5._ v.传输；发送6._ n.肌肉；实力；影响力7._ v.(使)浮动；(使)漂流；(使)漂浮8._ adj.太阳的；太阳能的9._- adj.当前的；现在的 n.电流；水流；思潮10._ v.标志着，标明；发信号 n.信号；标志1.astronaut2.satellite 3. giant4. leap 5transmit. 6.mus
2、cle 7.float 8. solar9. current10. signal.请快速拼写下列单词1._ n.程序；步骤；手续2._-adj.精神的；思想的3._ n.交通工具；车辆4._-n.宇宙；天地万物5._ vt.&n.发射；发起；上市6._ adj.持续存在的；不断发展的7._vt.回收利用；再利用8._ adj.足够的；充足的9._ adj.肤浅的；浅的10._ n.模式；图案；模范11._ n.资源；财力；物力12._adj.结尾的；结束的 n.停业；关闭13._ v.缺乏；不足 n 缺乏；短缺_ adj.缺乏的；不足的14._n.地球；地球仪；世界_ adj.全球的；
3、总体的15._ v.论证；争论_ n.争论；争吵16_ n.分析；分析结果_ v.分析17._ adj.定期的；经常的_adv.有规律地；定期地18._- adj.有限的_- adj.无限的19._ adj.有智慧的；聪明的_- n.智慧20._ adj.有决心的；意志坚定的_ v.查明；确定_ n.决心；果断21._ adj.失望的；沮丧的_ vt.使失望_ adj.令人失望的_n.失望；沮丧22._ n.渴望；欲望 vt.渴望；期望_adj.渴望的，想要的23._ adj.独立的；自立的_ adv.独立地；自立地1.procedure 2. mental3.vehicle 4.univer
4、se 5.launch 6.ongoing 7. recycle 8. sufficient9.shallow 10.pattern11.resource 12.closing13.lack;lacking14.globe ;global15. argue;argument 16.analysis; analyz(s)e17.regular;regularly18. limited; limitless19.intelligent; intelligence 20.determined;determine; determination 21.disappointed; disappoint;d
5、isappointing; disappointment22. desire;desired23. independent;independently.语法填空Afew years ago，I had to stay at the hospital for three days for a medical test.I 1.(ask)to stay awake for more than 30 hours because of the test.It could be 2.(extreme)difficult for anyone.And I didnt believe I could mak
6、e it.My mother said she would accompanyme.But I knew even 3.my mother accompanying me，it wouldnt be easy.To my surprise，that afternoon 4.my mom came to my room，she had my friendSusan with her.That afternoon Susan called my mother.As soon as she 5.(hear) I neededto stay awake for so long，she decided
7、to help me.So she offered 6.(come) to the hospitalto stay with me and help keep me awake.Things became much 7.(easy) than I hadimagined with Susans help.She told me stories and jokes，and time passed very quickly.Without Susans help,8.whole stay in the hospital would have been muchmore difficult.And
8、our 9.(friend) became deeper from then on.I think nothing cankeep us apart.Im so 10.(thank) that I have such a friend.1was asked2extremely3with4when5heard6to come7easier8the9friendship10thankful.单元写作训练假设你是李华， 最近你班就“人类是否应该开展克隆研究”进行了讨论。 请根据讨论结果，写一封 80 词左右的信给某英文报社的编辑来报道此事。赞成的理由反对的理由你的看法1.挽救濒危动物；2.再造人体器
9、官，用于移植。1.引起基因变异；2.克隆人导致伦理道德混乱。注意：开头和结尾已给出，不计入总词数。_参考范文Dear Editor，Recently our class has had a discussion about whether the clone research should be carriedout.Some of the students are for the clone research.They say cloning is of help in researching intothe cures for many diseases as well as useful
10、 for saving endangered animals.Cloning human cellsin a lab could offer perfect organs for patients to transplant.However，others are against it.Thoughcloning might improve the quality of life，it might bring about some genetic changes.It also mightraise ethical problems.Personally，cloning should be dealt with carefully and monitored closely by the government，because we dont understand enough what effects cloning will have on the world in the future.Yours，Li Hua
