give the correct form of the verbs in the present perfect:
1.Tom<see>this film before.
2.I<finish>my excercise already.
3.They<live>here since 1990.
4.My father<just wash>his car.
5.The students<discuss>the question recently.
6.Mary<never,be>to Ha Noi
7.We <know>each other for 5 years.
8.So far we<learn>five lessons.
9.We<be>pen pals for a long time.
10.They<stay>here since last week.
give the correct form of the verbs in the present perfect:
1.Tom<see>has seen this film before.
2.I<finish>have finished my excercise already.
3.They<live>have lived here since 1990.
4.My father<just wash>has just washed his car.
5.The students<discuss> have discussed the question recently.
6.Mary<never,be> has never been to Ha Noi
7.We <know>have known each other for 5 years.
8.So far we<learn>have learnt five lessons.
9.We<be>have been pen pals for a long time.
10.They<stay>have stayed here since last week.
1.has seen
2.have finished
3.have lived
4.has just washed
5.have dicussed
6.has never
7.have know
8.have learnt
9.have been
10.have stayed
