5 
They will never see their parent again.
Lok at the sky! Will it rain tomorrow?
Let`s go to the cinema. I think the film will be a big success
6
While Helen was taking a shower mother was washing the dishes
I was laying the table when I broke a plate
7
They will be writing the test from two till three.
We will have supper by half-past seven.
What time he will have come this evening - H`ll have come by seven o`clock.
8
All students will be invited to the party next week.
I`m allowed to go for a walk now.
She`ll be answered my question soon.

The newspapers will be sent my train. Газета будет выслана поездом. 
All the tickets have been sold by them. Все билеты были проданы ими
Accid rains are caused by burning coal or oil. Кислотные дожди появляются из-за горения угля или масла.

I left all the books at home. Я оставила книги дома.
The pupils are learning a new rule at the moment. Сейчас дети учат новое правило.