THE PRESENT PERFECT TENSE
1. Where is peter? I ( not see ) him yet ....................
2. My father (be) to HCM city several times ....................
3. He just (come) back from Thailand but he (not phone) me yet .......................
4. the old theater (not pull) down yet .......................
5. you ever (go) to Ha Long bay .......................
1.Where is peter? I have not seen him yet.
2.My father has been to HCM city several times.
3.He has just come back from Thailand but he has not phoned me yet.
4.The old theater has not been pulled down yet.
5.You have ever gone to Ha Long bay.
THE PRESENT PERFECT TENSE
1. Where is peter? I haven't seen (not see) him yet.
2. My father has been (be) to HCM city several times.
3. He has just come (come) back from Thailand but he hasn't phoned (not phone) me yet.
4. The old theater hasn't pulled (not pull) down yet.
5. Have you ever gone (go) to Ha Long bay?
1.haven't seen
2.has been
3.has.....come ...........hasn't phoned
