Unit3Period3.ppt_第1页
Unit3Period3.ppt_第2页
Unit3Period3.ppt_第3页
Unit3Period3.ppt_第4页
Unit3Period3.ppt_第5页
免费预览已结束,剩余11页可下载查看

下载本文档

版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领

文档简介

1、Period 3,Grammar,Module 2 Science and technology,Oxford English,Unit 3,Computers,Will computers make our lives better?,Revision and introduction,1,Complete the article.,The first computers were _ than cars, but now they are becoming _ and _. Computers can calculate at a _ speed than we can. Computer

2、s are not _ than human beings, but they may be able to do a _ job than us. In the past, computers were _ expensive, but now they are much _.,cheaper,cleverer,faster,smaller,bigger,more,Grammar A The comparative of adjectives,2,When we compare two people or things, we can use the comparative of adjec

3、tives.,better,better,How do we form the comparative of adjectives?,-er,more,than,The first computers were _ than cars, but now they are becoming _ and _. Computers can calculate at a _ speed than we can. Computers are not _ than human beings, but they may be able to do a _ job than us. In the past,

4、computers were _ expensive, but now they are much _.,cheaper,cleverer,faster,smaller,bigger,more,better,better,the comparative of adjectives,more expensive,lighter,Complete the conversation below and on page 40 with the comparative of the adjectives from the box.,heavier,smaller,bigger,S1: _, Canada

5、 or China? (country/big) S2: _.,Which country is bigger,Canada is bigger than China,Ask and answer questions using the following information. The first one has been done for you.,(country/big),Canada China,(city/big),(river/long),(island/large),(mountain/high),S1: _,Cananda or China? (country/big) S

6、2: _.,Which country is bigger,Canada is bigger than China,Ask and answer questions using the following information. The first one has been done for you.,The red laptop is the smallest among/of the three.,When we compare more than two people or things, we use the superlative of adjectives.,Grammar B

7、The superlative of adjectives,3,The red laptop is the smallest among/of the three, but it is _.,the most expensive,How do we form the superlative of adjectives?,-est,most,the,the superlative of adjectives,David: Id like to see some of your cameras. Salesman: Certainly. This is the most expensive mod

8、el. This is the cheapest model. This is the newest and lightest model.,a,b,c,B1 David is shopping for a camera. Look at the photos and write the letter of the correct model after each statement.,(1)_ (2)_ (3)_,Tony: Did they show you any cameras? David: Yes. The (1)_model is (2)_. The (3)_model cost

9、s (4)_. The (5)_model was made in (6)_. The (7)_model weighs (8)_.,expensive light old small,smallest,99.8 mm x 56.4 mm x 24.5 mm,most expensive,oldest,lightest,3,589,2010,170 g,B2 David told his friend Tony about his shopping trip. Complete Davids sentences with the superlative of the adjectives fr

10、om the box.,S1: Which is the biggest, the Earth, the Moon or the Sun? S2: The Sun is the biggest.,the Earth, the Moon or the Sun? (big),a bee, a butterfly or an ant? (small) iron, silver or gold? (valuable) a bear, a whale or an elephant? (heavy) a spaceship, a plane or a train? (fast),Ask and answer questions using the following information. The first one has been done for you.,H,Homework,熟记形容词的比较级和最高级的构成方式。 以下各组事物中,你最喜欢或讨厌哪一个?请运用所给的含形容词的比较级和最高级的句型陈述理由。 3. 完成综合练习册第35至37页Grammar的练习。,snake,sp

温馨提示

  • 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
  • 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
  • 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
  • 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
  • 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
  • 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
  • 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。

评论

0/150

提交评论