Bài giảng Tiếng Anh 12 - Unit 10: Endangered species (Language focus) với mục tiêu giúp học sinh phát âm đúng ngữ điệu và ôn tập nội dung ngữ pháp về động từ khiếm khuyết (may, might, must, mustn''t, needn''t).
Trang 2LESSON 5: LANGUAGE FOCUS
I. PRONUNCIATION
Trang 3Will you open my door because my hands are full?
(Nh p đi u) ị ệ
Trang 4Nh p đi u là gì? ị ệ
Là tr ng âm c a câu. Trong m t câu, có âm đ ọ ủ ộ ượ c đ c ọ
l ướ t, có âm đ ượ c nh n m nh. Vi c xen k gi a âm ấ ạ ệ ẽ ữ
nh n và âm l ấ ướ ạ t t o ra nh p đi u ị ệ
Nh ng âm đ ữ ượ c nh n ấ
Là nh ng t ch a n i dung (danh t , tính t , đ ng t , ữ ừ ứ ộ ừ ừ ộ ừ
tr ng t ) ạ ừ
Là nh ng t thu c v c u trúc ng pháp (t đ h i, tr ữ ừ ộ ề ấ ữ ừ ể ỏ ợ
đ ng t d ng ph đ nh) ộ ừ ở ạ ủ ị
Nh ng âm l ữ ướ t.
Là gi i t , m o t , đ i t nhân x ng, tr đ ng t ớ ừ ạ ừ ạ ừ ư ợ ộ ừ ở
d ng kh ng đ nh ạ ẳ ị
Trang 51. Tell me the time.
2. Show me the way.
3. Look at the clock on the man telpiece.
4. I think he wants to go to mo rrow.
5. It’s not the one I want.
6. Most of them have arrived on the bus
7. Why did you be have like that?
8. Come for the swim
9. I think it will be fine
10. She’s gone for a walk in the park
11. I won der if he’ll ever come back
Tell time.
Show way.
Look clock man think wants go mo not one want.
arrived bus Why have
Come swim think fine
gone walk park won come back
2. PRACTICE
Trang 6LESSON 5: LANGUAGE FOCUS
I. PRONUNCIATION
II. GRAMMAR
Revision: Modal verbs: May, Might, Must, Mustn’t, Needn’t
Trang 71. May/might+Inf.(Có l , có th ) dùng đ di n ta s suy đoán g n ẽ ể ể ễ ự ầ đúng
Eg. He may be in his office (= Perhaps he is in his office)
He might be having lunch. (=Perhaps he is having lunch.)
* May+Inf. Còn di n t m t s xin phép. Nh ng ễ ả ộ ự ư might+Inf có th ể
được dùng trong câu đi u ki n lo i 1. ề ệ ạ
Eg. May I go out?
If the weather is fine, we might go for a picnic
* May / might: được dùng đ nói v m t s vi c ho c hành đ ng có ể ề ộ ự ệ ặ ộ
th x y ra trong tể ả ương lai:
Eg I’m not sure where to go for my holidays but I may go to Italy. (=Perhaps I’ll go)
The weather forecast is not very good. It might rain this afternoon. (=Perhaps it’ll rain)
* Th ph đ nh làể ủ ị May not ho c ặ might not (mightn’t)
Trang 8= S + will + probably + verb
= S + seem + to verb
= In all probability / likelihood + S + will + verb
= It is (quite) likely that + S + will + verb
2. Must, Mustn’t, Needn’t + Infinitive:
a. Must Inf : c n thi t ph i làmầ ế ả
Eg: You haven’t got much time. You must hurry.
b. Mustn’t Inf : c n thi t do đó không đầ ế ược làm
Eg: You can tell Tom what I said but he mustn’t tell anybody else.
(= It is necessary that he doesn’t tell anybody else)
c. Needn’t Inf.: = don’t / doesn’t need to: Không c n >< ầ must
Eg: You have got plenty of time. You don’t need to hurry (You needn’t
hurry)
* Must+Inf. (ph i ả ch quan ủ ) & have toInf. (ph i ả khách quan).
Trang 9LESSON 5: LANGUAGE FOCUS
I. PRONUNCIATION
II. GRAMMAR
Revision: Modal verbs: May, Might, Must, Mustn’t, Needn’t
III. EXERCISES
Trang 10Exercise 1: Complete the sentences, using may/might with
one of the verbs in the box.
1. Take an umbrella with you when you go out. It might rain later
2. Don’t make too much noise. You the baby up
3. Be careful of that dog. It _ you
4. I don’t think we should throw that letter away. We it later
5. Be careful. The footpath is icy. You _
6. I don’t want the children to play in this room. They _ something
may/might need
may/might wake may/might bite
may/might slip
may/might break
Trang 11the verbs in the box.
1. We’ve got plenty of time. We needn’t leave yet
2. I can manage the shopping alone. You _ with me
3. We _ all the way home. We can get a taxi
4. Just help yourself if you’d like something to eat. You just
5 We can keep this a secret between ourselves. We _ anybody else
6. I understand the situation perfectly. You _ further
needn’t ask
needn’t come need’t walk
needn’t tell needn’t explain
Trang 121. We haven’t got much time. We must hurry
2. We’ve got plenty of time. We needn’t hurry
3. We have enough food at home so we go shopping today
4. Jim gave me a letter to post. I remember to post it
5. Jim gave me a letter to post. I _ forget to post it
6. There’s plenty of time for you to make up your mind. You _ decide now
7. You wash those tomatoes. They’ve already been washed
8. This is a valuable book. You _ look after it carefully and you _ lose it
mustn’t
needn’t must
needn’t
needn’t
must mustn’t
Trang 13You needn’t
2. You are not allowed to park here.
You
3. We aren’t allowed to drive on the left hand in this country.
We
4. You don’t have to come with me if you don’t want to.
You
Rewrite each sentence, beginning as shown, so that the meaning stays the same.
Trang 14You needn’t water these plants.
2. You are not allowed to park here.
You mustn’t park here.
3. We aren’t allowed to drive on the left hand in this country.
We mustn’t drive on the left hand in this country.
4. You don’t have to come with me if you don’t want to.
You needn’t come with me if you don’t want to.
Rewrite each sentence, beginning as shown, so that the meaning stays the same.
Trang 15We must protect the forests.
Trang 16He mustn’t
He must protect animals.
He mustn’t shoot animals.
Trang 17 Prepare new lesson : Test yourself D