Lời giải bài số 1 thì hiện tại hoàn thành Present Perfect.
Đề bài
Bài 1: Chia các động từ
- I ( not work)...................... today.
- We (buy)…………..a new lamp.
- We (not / plan)…………..our holiday yet.
- Where (be / you) ?
- He (write)…………..five letters.
- She (not / see)…………..him for a long time.
- (be / you)…………..at school?
- School (not / start)…………..yet.
- (speak / he)…………..to his boss?
- No, he (have / not)…………..the time yet.
Đáp án
Bài 1: Chia các động từ
1. have not
2. have bought
3. have not
4. have you been
5. has written .
6. has not seen
7. Have you been
8. has not started
9. Has he spoken
10. has not had