OK 4

He did not know ...about our arrival.

My friend is not at home, he ... to the cinema.

If Mary ... money, she will buy this book.

They ... to the seaside last summer.

I am sure they ... tomorrow.

When I saw my friends, they ... football in the yard.

I do not see any reason why I ... help them with this work.

Tomorrow my mother and father ... to clean the garden.

Do you know what this person is famous ... ?

I do not know if this book belongs ... Peter.