Ex1:

1. B

2. A

3. C

4. A

5. C

6. B

7. A

8. C

9. B

10. C

Ex 2 :

1. What is your name?

2. Nice to meet you.

3. How are you?

4. I'm fine thank you.

5. She is my friend.

6. This is my new school.

7. Your book is small.

8. May I go out?

9. Close your book please?

10. Please open your book.

Ex 3:

1. This is Minh. It is my friend.

-> He

2. Nice too meet you.

-> to

3. Sit up, please.

-> down

4. Who is she? He is Lan.

-> She

5. May I come out?

-> go

Ex 4:

A. Hi, my name is Lan. What is your name?

B: Hi, I'm Hoa. How are you?

A: I'm fine, thank you Nice to meet you.

B: Nice to meet you, too.

Ex 5 :

1. B

2. C

3. C

4. B

5. A 

6. A

Ex 6 :

1. I'm fine, thank you. And you?

2. She is Mai.

3. It's Le Loi.

4. Yes,it is / No, it isn't.

5. Good afternoon./ Hello/ Hi,...

Ex1:

1. B

2. A

3. C

4. A

5. C

6. A

7. A

8. C

9. B

10. C

Ex2:
1. What is your name ?

2. Nice to meet you.

3. How are you ?

4. I'm fine, thank you.

5. She is my friend.

6. This is my new school ?

7. Your book is small.

8. May I go out ?

9. Close your book, please !

10. Please and open your book.

Ex3:
1. It = > he

2. too = > to

3. Sit = >  stand

4. he = > she

5. come = > go

Ex4:

1. is

2. name

3. Hello

4. are

5. thanks

6. meet

7. meet

Ex5:

1. B

2. C

3. C

4. B

5. A

6. A

Ex6:

1. I'm fine, thanks.

2. She is Mai.

3. It is Le Loi.

4. No, it isn't

5. Good afternoon.