9AUnit2Colours第五课时教案

1、9A Unit 2 Colours 第五课时教案Grammar BTeaching objectives:1. To learn the meaning and the usage of “if” and “whether”.2. To learn how to use “if” and “whether” to make object clauses.3. To practice how to use “if” and “whether” to make object clauses.4. To learn the differences between “if” and “whether”

2、.Important and difficult points:1. To use “if” and “whether” to make object clauses.2. The differences between “if” and “whether”.Teaching aid: multimedia and platformTeaching procedures:Step1 RevisionAsk the students to revise object clause introduced by “that”.I say one sentence, others repeat my

3、sentence by using object clause. Eg,Teacher: Blue is better than pink.Students: Teacher says blue is better than pink.Step2 Presentation ITeacher: Should we read books now?Students: Teacher asks if/whether we should read books now. (Ask one student to say the sentence introduced by “if/whether”, if

4、they can. If they cant, teacher helps them finish and explain to them.)Step3 Practice I1. Show some typical sentences on the screen, eg, Do you often go to school by bike? Was she late for school? Can you make a kite? Does your mother do housework every day? Did you have much homework yesterday? get

5、 the students to finish by themselves. 2. Ask one student to come to the blackboard to show his or her answers, get the others to find out the mistakes and correct.3. Get the students to finish the sentences in Part B1 on Page27. Then get them discuss in groups to find group members mistakes, and ch

6、eck for each other. Step4. Presentation II1. After finishing Part B1, continue to finish some exercises, eg, choose “if” or “whether” to fill in blanks. 1. Im not sure _ I can get to school on time. 2. I dont know _ to go home right now. 3. His mother doesnt know _ he can work out this difficult exe

7、rcise.2. Get the students to discuss and give the answers, and explain if they can. If not, teacher explains carefully.Step5 Practice II1. Get the students to finish the exercises in Part B2, the students discuss in groups and check answers, make sure that they all get the right answers. Then, read

8、together. 2. Get the students to finish the exercises in Part B3, the students discuss in groups and check answers, make sure that they all get the right answers. Then, read together.Step6 Practice IIIFinish more exercises on their worksheets in class, check answers together, if time permits. Step7

9、Homework1. Remember new words and phrases.2. Remember and understand how to use the object clause introduced by “that” and “if/whether”3. More exercises about Grammar.【教后反思】【课堂检测】 一 用 “if/ whether”完成下列句子1. Do you often go to school by bike? Teacher asks _.2. Wang Fang, were you late for school? Teac

10、her asks Wang Fang _.3. Can you make a kite? Teacher doesnt know _. 4. Does your mother do housework every day? Teacher asks me _.5. Did you have much homework yesterday?Teacher wants to know _.二 选择 “if” 或 “whether” 填空。1. Im not sure _ I can get to school on time. 2. I dont know _ to go home right n

11、ow. 3. His mother doesnt know _ he can work out this difficult exercise.三 单项选择( )1. I don't know _ he will come tomorrow. _ he comes, I'll tell you. A. if; Whether B. whether; Whether C. if; That D. if; If( )2. He told me _we could go to Beijing to watch the game by plane.A.if B.that C.how D

12、.what( ) 3 What did Mike say? He said _.A. if you are free the next week B. what colour was itC. the weather is fine D. summer comes after spring( ) 4 Tom asked my friend _.A. where was he from B. that the earth is bigger than the moonC. when did he come back D. not to be so angry( )5 She told me th

13、e sun _ in the east. A. rise B. rose C. rises D. had risen( )6.Mike wants to know if _ a picnic tomorrow. Yes. But if it _, we'll visit the museum instead. A. you have/ will rain B. you will have/ will rain C. you will have/ rains D. will you have/ rains( )7.I really don't know if she _ it w

14、hen she _. A. finds/ arrives B. finds/ will arrive C. will find/ will arrive D. will find/ arrives( ) 8. In the bookshop , a reader asked the shopkeeper _ Who Moved My Cheese was an interesting book.A. that B. how C. what D. if( ) 9.I don't know _ they have passed the exam.A. what B. if C. when

15、D. where四按要求转换句型。1. Does Mr. Brown enjoy living in China? Could you tell us?(改写句子)Could you tell us _ Mr. Brown _ living in China?2. "Does the girl need any help?” he asked me.(变为复合句)He asked me _ the girl _ some help.3. Jim is not a student. Tom is not a student, either.(合并为一个句子) _ Jim _Tom is

16、 a student.4. Did Peter come here yesterday? Li Lei wants to know. (改为含宾语从句的复合句) Li Lei wants to know _ Peter _ here yesterday.5. They went home after they had finished their homework. (用not.until改写) They _ go home _ they had finished their homework.五将下面的句子连接成为含有宾语从句的复合句。1These flowers are from Guan

17、gdong. He said.He said _ these flowers _ from Guangdong.2. Light travels faster than sound. My teacher told me.My teacher told me _ light _ faster than sound.3There will be a meeting in five days. Jack didnt know.Jack didnt know _ there _ _ a meeting in five days.4Can they speak French? I want to know.I want to know _ _ _ _ French.5Are the children playing games? Tell me.Tell me _ the children _ _ games.6Have you finished your homework yet? Mr. Zhao asked Ma Gang.Mr. Zhao asked Ma Gang _ _ _ _ _ homework yet.7.Does he