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<b>UNIT 10</b>

<b>I.</b> <b>Imperatives: Câu mệnh lệnh</b>

1. Form:

+) Dạng khẳng định

e.g: Open your book!/ Come in!

<b> Verb + O/ Pre.</b>

+) Dạng phủ định:

e.g: Don’t go out!/ Don’t sit there!/ Don’t smoke here!

<b>Don’t + Verb + O/ Pre.</b>

2. Use:

- Câu mệnh lệnh được dùng để ra lệnh cho ai đó phải làm gì hoặc khơng được làm gì. Hoặc đưa ra lời
hướng dẫn.

e.g: Open the window./ Don’t turn off the light!

- Chủ ngữ câu mệnh lệnh ngầm hiểu là ‘ you’

e.g: (You) open the window!

- Thêm ‘ please’ cuối câu để tăng tính lịch sự.

e.g: Why are you on the diet? – Because I want to lose weight.
Why does he study hard? – Because he want to pass the exams
b. Infinitive phrase”

e.g: Why are you on the diet? – To lose weight.

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Why do people do exercises? – To keep healthy.

<b>Ex1: Complete the imperatives with these verbs:</b>

Put chew Don’t make Close Take
Don’t smoke Read Don’t touch

1. ……….noise here!

2. ………. Off your shoes outside, please!
3. ……… a little salt in the vegetables!
4. ……….. the door, please!

5. ……….before swallow!
6. ……… in the bus!
7. ………..this animal!
8. ………...the book out loud!

<b>Ex 2: What do you say in these situations?</b>

1. The class is very noisy when the teacher away for a few minutes.

<b>Ex 4: True or False.</b>

T F

1. You must wash your hands before meals
2. You mustn’t listen to your parents
3. You must break the window at school
4. You must take a shower everyday.

5. You mustn’t eat fruit and vegetables every day.

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6. You must eat a lot of sweets if you want to lose some weight
7. You must tidy you room every day.

8. You must talk in class when the teacher is teaching

<b>Ex 5: Make rules in our class with Must/ mustn’t:</b>

1. In our class, we ……….. study hard.
2. In our class, we ……….. obey our teachers.
3. In our class, we ……….. chat with other.
4. In our class, we ……….. we use mobiphone.
5. In our class, we ………..help other classmates
6. In our class, we ………..say bad words.

<b> Ex 6: Match the sentences in column A with the sentences in column B. Then write full sentences by</b>

<b>using Because. </b>

3. He/ feel calm/ dentist kind

………
……….………
4. Lan/ feel better/ fix the tooth.

………
……….………..
5. Nam/ be happy/ teeth healthy.

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………
……….………
6. They/ play soccer well/ practice every day.

………
……….………
7. Lan and Hoa/ do morning exercises every morning/ want to have a healthy life.

………
……….……….

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