EX3: 

1. have you seen have seen

2. go

3. have never been

4. clean

5. takes

6. has eaten

EX4:

- He has read a book.

- He has eaten ‘pho’.

- He has got an A+ mark in the exam.

- He has played football.

- He has washed his dog.

EX5:

Yes(√)No(x)

1. Have you ever sung karaoke? No

2. Have you ever talked on the phone for one hour? No

3. Have you ever been on TV? No

4. Have you ever eaten ice cream in winter? No

5. Have you ever had a pet? Yes

6. Have you ever talked to a native speaker of English? Yes

( Đây là ý kiến của riêng mình nhé.)

II. BÀI TẬP VẬN DỤNG *

1. He has been at his computer for seven hours.

2. She (not/have) hasn’t had any fun a long time.

3. My father (not/ play) hasn’t played any sport since last year.

4. I'd better have a shower. I (not/have) haven’t had one since Thursday.

5. I don't live with my family now and we (not/see) haven’t seen cach other for five years.

6. I have just (realize) realized that there are only four weeks to the end of term.

7. She (finish) has finished reading two books this week.

8. They (live) have lived here all their life..

9. She (write) has written three books about her wild life.

10. We (finish) have finished one English course.

ok nhé:))