1、Unit 3 Language in use导学目标：1.掌握并正确运用单词：face 2. 能够正确使用冠词，准确读出数字。自主预习：根据句意及首字母或汉语提示填空1. Our world is f_ many problem.2. We shouldnt throw away the r_everywhere.3. We arrived late because the _ (交通) was busy.4. The factory has produced a lot of p_ so it should be closed down.5. The population of China
2、is too large. Many people feel _ (worry).6. Whats the p_ of Australia? - About 19,400, 0007. The i_ population is an environmental problem in many countries.8. Already a lot of water is p_ and in many places people have to walk a long way to get clean water for their homes.9. The number of tourists
3、has i_greatly in recent years.10. The r_ is about “personal safety”11. Dont make any _(噪音). 课堂导学：1. With more and more people in the world, getting good clean water is becoming a problem in many places. 随着世界人口越来越多，在许多地方获取干净的水逐渐成了一个问题。句中 more and more是形容词比较级叠用，意为“越来越多” 。如果比较级是由 “more +adj/adv.”构成的，则叠
4、用时只可 重叠 more，形容词/副词本身不需要重叠。如：These questions get more and more difficult.这些问题变得越来越难了。the+比较级，the+比较级 意为“越，越” 。如：The more, the better. 越多越好。2本模块语法详解：冠词和数字一、冠词冠词分为不定冠词和定冠词，不定冠词 a / an , 定冠词 the.1. 不定冠词的用法1 在叙述时用于第一次提到的某人或某物。如：This is a book.2 表示“一个”的概念。如: Population is a big problem for cities.3 表示“每一
5、”的概念。如: I go to the cinema once a month. 4 指某人某物，但不具体指哪个人或哪个物。如： Lend me a storybook, will you?5 用于表示时间、速度、价格等意义的名词之前，有“每一”的意思 ，相当于every，如： five lesson s a week two kilometres an hour6 用于可视为一体的两个名词前。如：a knife and fork2. 定冠词的用法1 表示特指的或上文提到过的人或事物。如：I have a book. The book is very interesting.2 表示世界上独一
6、无二的事物。如：The earth moves around the sun.3 用在序数词、形容词最高级前面。如：She is the most careful student in our class.4 用在姓氏的复数形式前表示一家人或夫妻俩。如：Th e Greens are watching TV now.5 用在单数可数名词前表示一类人或事物。如：The orange is orange.6 用于由普通名词构成的专有名词前。如：the Great Wall the Summer Palace 7 与某些形容词连用表示一类人。如： The rich should help the p
7、oor.8 用在方位名词前。如： Jilin is in the north of China.9play 与乐器类名词连用时，名词前应加定冠词。如：I like playing the piano.二、数字1. 大数字的表达方式，我们要掌握其读法特点。注意每三个数为一个单位，按照百、十、个向下读，个位和十位之间加连字符“-” ，个位或十位与前面的数词之间加 and；每隔三位加一个单位数词，从后向前数，分别为 thousand(千)，million（万）, billion(十亿)，每个单位数词之间加一个分节号，但也可不加。729读作 seven hundred and twenty nine，
8、然后前面进位的读法分别为 thousand, million,billion；6，500，431，729 读作 six billion,five hundred million,four hundred and thirty one thousand, seven hundred and twenty nine.2. 年代读法一般是两位两位地读。如： 1993 读作 nineteen, ninety three 2008读作 two thousand and eight专项练习：在下列各题的横线上填上 a , an 或 the 1. What does your father do? He i
9、s _ art teacher. A. a B. an C. the D. /2. Are yo u having _ good time? Yes, but Im feeling tired. I want to have _ rest.A. a; / B. /; a C. a; a D. the; a3. Look at _ skirt! I bought it for Mum on Mothers Day. Isnt it nice? A. a B. the C. an D. /4. This is _ song Ive told you about. Isnt it _ beautif
10、ul one? A. the; the B. a; a C. the; a D. a; the5. Katy and Sandy live in _ town, and they both get _ e-mail a day. A. /; an B. the; an C. the; a D. /; the6. （天津中考）-What do you think of _ film about Zhan Tianyou?-Its _ good film. A. the; the B. a; the C. the; a D. a; a7.（兰州中考）- Who is _ man in a blac
11、k hat? - Its Jim Brown. We often play _ basketball together in our free time. A. an; a B. a; / C. the; a D. the; /当堂达标：一、用所给单词的适当形式填空1. What about _(practice) speaking Enlish?2. There were _(crowd) of people at the theatre.3. No one _ (know) when he will be back.4. How many babies _(be) born in the
12、world every year?5. We all should work harder _(protect) our world.6. There _(be) too much traffic in the city.二、用方框中所给短语的适当形式填空1. This factory _ because of the pollution 5 years ago.2. My friend Betty will _ Beijing soon.3. The baby _ cry _ when I made faces to her.4. How much did you _ the pen?5.
13、_, Im angry with you.课后提高：一、单项选择( )1. Nowadays _ people are learning English.A. more and more B. the more and the more C. the more and more D. more and the more( )2. The road is over _ metres long.A. six hundreds and fifty-two B. six hundred and fifty-twoC. six hundred, fifty-two D. six hundred, fif
14、ty and two( )3. He can play _ basketball well, but he cant play _ guitar.A. the, / B. /, the C. the, the D. the, a ( )4. The population of Canada _ but its area is large.A. are small B. is small C. are big D. is little( )5. _ of the population here are peasants.A. 30 percent B. 30 percents C. The 30
15、 percent D. The 30 percents( )6. Which city will have a larger increase _ its population, New York or Mexio City?A. on B. with C. in D. at( )7. _ on the wall for the other students to see.A. Put up it B. Put it away C. Put it up D. Put away it( )8. The _ traffic stopped me from going to school on ti
16、me yesterday. I was late! A. heavy B. crowded C. fast D. quick( )9. Be _. Your brother is sleeping.A. quite B. quiet C. quietly D. quietlyin fact, move to, pay for, close down, notany more( )10. You must _ it if you break the glass.A. cost B. spend C. pay for D. five二、根据要求完成句子1. It took him about an
17、 hour to do his homework every day.（同义句） He _ about an hour _ _ his homework every day.2. Both of us are good at schoolwork.（同义句） _ are _ good at schoolwork. 3. My sister stayed there for two years.（划线部分提问） _ _ _ your sister _ there?4. He went to Beijing by train.（同义句） He _ _ _ to Beijing.5. My brot
18、her has to drive the car. (改一般疑问句) _ _ brother _ to drive the car?三、完形填空I still remember what happened in the final English exam. In the past I always 1_ nervous(紧张的 ) at the 2_of exams. And because of this, I couldnt do 3_in the exam. But in that English exam, things 4_. When I got the paper, I was
19、 surprised to see some warm 5_on the paper, “Hi, everyone. Believe in 6_and you will do 7_. 8_!” It was great! With these words, I became confident(自信的)9_ did my best in the exam.From then on, whatever(无论什么) things I did, those warm words always encouraged(鼓励) me and made me 10_ _confident.1. A beco
20、me B felt C sounded D looked2. A beginning B end C back D front3. A good B well C better D best4. A will change B change C have changed D changed5. A words B letters C books D pictures6. A yours B your C you D yourself7. A well B best C better D good8. A Good luck B Good news C Good ideas D Goodbye9. A but B and C so D because10. A to feel B feeling C feel D felt
