Present Perfect:
I have done my homework already.
He hasn't done his homework yet.
I have never met such a nice person.
Present Simple:
I go to school every morning.
We usualy have tea after breakfast.
She works as a shop assistant.
Present Continuous:
I am listening to music now.
We are watching TV right now.
Peter is playing football now.
Past Simple:
I saw him yesterday.
They painted the house two years ago.
Nick visited his grandmother last week.
Past Continuous:
I was playing tennis when he called me.
She was writing a letter yesterday at 5 o'clock.
We were cooking dinner when he came.
Объяснение:
We won`t go to Italy in three weeks.
Will we go to Italy in three weeks?
2) Yesterday Henry helped me to write a composition.
Yesterday Henry didn`t help me to write a composition.
Did Henry help me to write a composition yesterday?
3) My aunt works in the kindergarten.
My aunt doesn`t work in the kindergarten
Does my aunt work in the kindergarten?
4) Her brother has already cleaned his boots.
Her brother has not already cleaned his boots.
Has her brother already cleaned his boots?
5) Their friends are travelling across the sea now.
Their friends are not travelling across the sea now.
Are their friends travelling across the sea now?
6) They have never been in France. (есть слово «never», предложение уже отрицательное)
Have they never been in France?