Выберите 3 правильно построенных грамматически предложения.


1)
I’m exhausted. I have been studying the whole night through.


2)
I had seen this strange man twice this week.


3)
What will you do if you were on holiday?


4)
We’ll have to stop to get some petrol.


5)
In Friday morning I feel excited.


6)
She’s gone on holiday so you can’t reach her.