Question

1. Write the sentences in Present Perfect.
1 He (to graduate) from the University.2 Our students (to pass) all examination.3 Your son (to sleep) in his room 4 My grandmother (to prepare) breakfast in the kitchen.5 Students (to go) home.6 The secretary (to bring) the mail. 7 My brother (to write) a report. 8 He (to speak) English at the meeting.9 Our uncle (to catch) fish in the river. 10 Students (to write) the test.

Answer 1

He have graduated from the University.
2 Our students have passed all examination.
3. Your son has sleeped in his room 4 My grandmother has prepared breakfast in the kitchen.5 Students have went home.6 The secretary has brought
 the mail. 7 My brother has wrote a report. 8 He has spoke English at the meeting.9 Our uncle has caught fish in the river. 10 Students have wrote the test. 

Answer 2

He have graduated from the University.
2 Our students have passed all examination.
3. Your son has sleeped in his room 4 My grandmother has prepared breakfast in the kitchen.5 Students have went home.6 The secretary has brought
 the mail. 7 My brother has wrote a report. 8 He has spoke English at the meeting.9 Our uncle has caught fish in the river. 10 Students have wrote the test.