1.
1 worked
2 has learnt
3 will go
2.
1 I will help my mother tomorrow.
2 He has just helped his mother.
3 My sister and I helped our mother yesterday.
3.
I learnt English at school.
Did I learn English at school?
I learnt English at school, didn't I?
Did I learn English or French at school?
Who learnt English at school?
He will do his home task.
Will he do his home task?
He will do his home task, won't he?
Who will do his home task?
They have built a big flat.
Have they built a big flat?
They have built a big flat, haven't they?
Have they built a big flat or a house?
Who has built a big flat?
My friends come to me every day.
Do my friends come to me every day?
My friends come to me every day, don't they?
Do my friends come to me every day or every week?
Who comes to me every day?
We were discussing the youth problems yesterday from 5 to 7 o'clock.
Were we discussing the youth problems yesterday from 5 to 7 o'clock?
We were discussing the youth problems yesterday from 5 to 7 o'clock, weren't we?
Who was discussing the youth problems yesterday from 5 to 7 o'clock?
4.
1 We wrote a dictation yesterday.
2 She has two daughters and a son. Her son is a pupil.
3 My mother's friend has no dog.
4 This is a tree. The tree is green.
5 She has a ball. The ball is big.