1、.单元知识回顾 1.写出与react有关的短语 (1) 与发生化学反应 (2) 对某人/某物作出反应 (3) 反对/反抗某人/某物 (4) 对某人/某物有影响,查看答案,react with,react to sb. /sth.,react against sb. /sth.,react on/upon sb. /sth.,2.写出与add 有关的短语 (1) 往加入，把加到 (2) 把加起来 (3) 增加，增添 (4) 合计，总共 3.写出与form有关的短语 (1) 养成的习惯 (2) 以的形式 (3) 采取的形式，表现为的形式 (4) 填表格,add.to.,add (.) up,add
2、 to,add up to,form the habit of.,in the form of.,take the form of,fill in/out a form,查看答案,4.写出与balance有关的短语 (1) 保持平衡 (2) 失去平衡 (3) 总的来说 5.写出与consist有关的短语 (1) 由组成/构成 (2) 在于；存在于 (3) 与一致，相符合,keep ones balance,lose ones balance,on balance,consist of,查看答案,consist in,consist with,6.写出与come有关的短语 (1) 提出；想出；拿
3、出(钱款等) (2) 发生；被提及，被讨论；走近，靠近；(太阳、月亮)升起；出现 (3) 偶然碰到；偶然发现；被理解，被弄懂 (4) 出版；开花；发芽；显露；结果是,come up with,come across,come out,come up,查看答案,7.写出与design有关的短语 (1) 被设计用来做；为做而设计 (2) 为设计 (3) 为目的或用途而制造或设计 (4) 故意地 8.写出与average有关的短语 (1) 平均有(后跟数词) (2) 的平均数(量) (3) 在平均水平以上/下 (4) 按平均数计算；平均来看,be designed to do.,be designe
4、d as/to be,by design,be designed for,查看答案,an average of,the average of.,above/below (the) average,on (the/an) average,.完成句子 9.Two thirds of the continent ice during the Ice Age. 该大陆三分之二的地区在冰河时代被冰覆盖着。 10.There at the top of the hill. 山顶上有一个气象站。 11.You can . 你可以和他们一起去，或者和我一起留下来。,was covered with,stand
5、s a weather station,either go with them or stay with me,查看答案,12. can work out the problem. 并不是所有的学生都能解出这个问题。 13.Our English teacher . 我们的英语老师让学英语变得有趣。,Not all the students,makes it interesting to learn English,查看答案,.知识运用于语境 【1】 Last week，we 14. (have) some scientific experiments,15. aims are to lear
6、n how substances react 16. each other.We need some ordinary 17._ (facility) and electrical 18. (equip)，such as balance，crucible，tongs and so on.One of the experiments is to find out if iron rusts in air-free water.First，half-fill a test tube with water and then boil it 19. (make) sure there is no ai
7、r in the water.Next，put two or three clean nails in the water and add some oil 20._ the water to keep air out of the water. After that，leave the tube for one week.,had,whose,with,查看答案,facilities,equipment,to make,to,We can draw 21. conclusion that iron does not rust in air-free water.By 22. (do) the
8、 experiments，we also made some other conclusions. The experiments are really interesting and 23. (astonish).,a,doing,查看答案,astonishing,【2】 The Internet is 24. (big) source of information in the world.It consists 25. millions of pages of data. The earliest 26. (invent) DARPANET was only used for milit
9、ary aims.Then in 1989，Berners-Lee came up with the idea of the World Wide Web and 27. (design) the first “web browser”.From that moment on，everyone has access 28. the Internet 29. well.,to,of,as,查看答案,the biggest,invention,designed,Nowadays，the network 30. (play) a more and more important part in our
10、 life.Statistics show 31. the average time the Chinese people spend online is 17 hours per week.People can access documents，read 32. _ (essay) and do the shopping online.Students can even do their homework independently with the help of it.Even so，we should not surf the Internet 33. (frequent) because it also has many disadvantages. Lets make full use of its advantages and make our life more beautiful.,is playing,that,查看答案,essays,frequently,