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1、Lesson 51Where did they go?FREE TALK What do you like to do to have fun? What is the most expensive thing you have bought?LISTEN AND ANSWER What do Mrs. Smith and Li Ming disagree about?Li Ming thinks that thirty-two dollars is expensive, but Mrs. Smith doesnt think so. Tenses Put the following sent

2、ences into English (1)我正在看書. (2)他會來. (3)我昨天沒做作業(yè) (4)他從周一至周五去學(xué)校他從周一至周五去學(xué)校(1)Im reading a book.(2)He will come.(3)I did not do my homework yesterday.(4) He goes to school from Monday to Friday.DIFFERENCESEnglish Chinese 我們每天打掃教室。我們正在打掃教室。明天我們將要打掃教室。昨天我們打掃了教室。We clean the classroom every day. .We are cl

3、eaning the classroom now. We will clean the classroom tomorrowWe cleaned the classroom yesterday.英語中謂語動詞有 不同時態(tài)不同時態(tài)與時間狀語一致(一般現(xiàn)在時)(現(xiàn)在進(jìn)行時)Make out what tenses they are.(一般將來時)（一般過去時）Now lets analyze each tense.一、一般現(xiàn)在時一、一般現(xiàn)在時 ( The Present Indefinite Tense)1、用法:（1）表示經(jīng)常反復(fù)發(fā)生的動作Father often _( go) to work

4、on foot.goes（2）表示現(xiàn)在的狀態(tài)或主語的特征He _(be) busy at the moment.is（3）表示客觀真理、諺語等Trains _(run) faster than cars.run2、 句子基本結(jié)構(gòu) ：肯定句：S (主語)+動詞原形/動詞第三人稱單數(shù) + 否定句: S +dont/doesnt + 動詞原形 +疑問句：Do/does+S + 動詞原形 +? 3、常與下列時間狀語連用: 通常與表示頻度（即動作發(fā)生的次數(shù)多少）意義的副詞或詞組連用.For example: always, often, usually, seldom, never, every day

5、, from time to time, now and then（偶而）,once a month, twice a year, at the moment,generally, etc二、現(xiàn)在進(jìn)行時現(xiàn)在進(jìn)行時 (The Present Continuous Tense)1、用法：、用法：（1）表示說話時正在進(jìn)行的動作。）表示說話時正在進(jìn)行的動作。The dog _(run) after a cat now.is running2、常用時間狀語：、常用時間狀語：now, at the moment, etc.3、句子基本結(jié)構(gòu)：肯定句：S+ am /is/ are +動詞現(xiàn)在分詞+否定句：S+

6、 am /is/are+ not +動詞現(xiàn)在分詞+疑問句：Am/is /are+ S+動詞現(xiàn)在分詞+? 三、一般將來時一般將來時 (The Future Indefinite Tense)1、用法、用法：表示將來某個時刻將要發(fā)生的動作或存在的狀態(tài)。They _(fly) to Japan the day after tomorrow. will fly2、常與下列時間狀語連用：tomorrow, the day after tomorrow, next week, next year,this week, this coming Saturday, tonight, in an hour, s

7、oon, etc.3、句子基本結(jié)構(gòu)：肯定句：S +shall/will/be going to + 動詞原形+否定句:S +shall/will /be going to +not+ 動詞原形+疑問句:Shall/will/ +S+ 動詞原形?Am/Is/Are+S+going to+動詞原形? 口語中大量使用be going to 結(jié)構(gòu)表示事先打算，有意圖要發(fā)生的動作或客觀情況下即將要發(fā)生的動作。For example:Look at the clouds. It is going to rain.1.Mike and John _(be) often late for school.2.

8、What _ you_(get ) up every Sunday?3. I _ (see) him play football just now.4.*What did you do? I _( write) to my father.5.We _( work ) on a farm now.6.Listen! Someone _ (knock) at the door.1.The radio says it _( rain ) later on.2.We _( play) football after school.3. Mike _(like) milk. He _(not like)

9、eggs.4. _he _his homework?(do) 5.*What did you do? I _( write) to my father. 6.Tom _( be) sixty next year.Thank you for joining us!Thank you for joining us!一般現(xiàn)在時They are both at school.He likes bananas, but I like apples.1.Mike and John _(be) often late for school.2. What _ you_(get ) up every Sunda

10、y?3. Mike _(like) milk. He _(not like) eggs.4. _he _his homework?(do)often,usually,always,sometimes,every day,once a week (am/is/are)(do,does)aredo getlikesdoesnt likeDoes do表示經(jīng)常發(fā)生和習(xí)慣性發(fā)生經(jīng)常發(fā)生和習(xí)慣性發(fā)生的動作或目前的狀態(tài)。表示過去某一時刻或某一段時間內(nèi)發(fā)生過去某一時刻或某一段時間內(nèi)發(fā)生的動作或存在的狀態(tài)一般過去時yesterday, five hours ago, last week, in 1979, j

11、ust nowYou werent at home when I called you three days ago.I went shopping yesterday,but I didnt buy anything.(was/were)1.My mother _( be ) ill in bed last night.2.He _( work ) in that factory in 1988.3. _ Lucy _( go ) to England last year? No, she _.4. I _ (see) him play football just now.5.*What d

12、id you do? I _( write) to my father.wasworkedDid godidnt sawplaywrote謂語動詞才有時態(tài)，非謂語動詞用do/doing/to do 形式did 規(guī)則+ed不規(guī)則（見表）現(xiàn)在進(jìn)行時表示說話時正在發(fā)生的動作或現(xiàn)階段在進(jìn)行說話時正在發(fā)生的動作或現(xiàn)階段在進(jìn)行的行為.now, look, listenI am writing a letter now.Look!They are waiting for you.1. We _( work ) on a farm now.2. Listen! Someone _ (knock) at the

13、 door.3. Lucy _( not read) at the moment.4. *Where are they? They _ (run) outside.(am/is/are+doing)are working is knockingisnt readingare running一般將來時表示將來某個時間要發(fā)生的動作將來某個時間要發(fā)生的動作或存在的狀態(tài),也表示將來經(jīng)常或反復(fù)發(fā)生的動作將來經(jīng)?；蚍磸?fù)發(fā)生的動作.tomorrow, next month, from now on, in a week,later onHe will be back in an hour.He is goi

14、ng to be back.They will hold the sports meeting next week.We shall/will meet at the school gate.1. The radio says it _( rain ) later on.2. We _( play) football after school.3. Tom _( be) sixty next year.4. I wonder if she _(come)here tomorrow.*5.We wont climb mountains if it_(rain) tomorrow.will/shall + do be going to dowill rainwill play will bewill comerains（If 條件狀語從句和時間狀語從句用一般現(xiàn)在時表將來用一般現(xiàn)在時表將來 ）