Exercise 4. Complete the sentences with the correct past simple, continuous and perfect form of the verbs in brackets.
4 Complete this sentence in three different ways using the
three tenses in the Learn this box. Use the verb leam. How
does the meaning change?
When Tom left school, he
to drive.

I have a lot of friends. We're having fun together. But not every friend is perfect. For me, the ideal friend is one who will always come to the rescue.

One day I was not in a very pleasant situation. In the summer I fell into the lake and soaked all my clothes. Parents was not at home, and I couldn't get some dry clothes. All the guys sympathized with me and told me to get up in the sun to dry quickly. Only Serge had disappeared somewhere. I decided. that a friend decided to leave me in a difficult situation. But after a few minutes he brought me my dry clothes. I was able to change and continued to play further. Through the action of Sergei I don't have a cold, and my summer was ruined.

That's when I realized Seryozha was my best friend. He figured out a way to help me and save me the trouble.

My favorite store is OZ. This is a very popular bookstore around the world. 
First of all, there are excellent employees who will always help you with a choice, as well as will prompt you where the goods you need are.
Entering the store you find yourself in a fairy tale, because in the circle of you there are huge quantities of books, interesting stories and different games
In this store you can find not only books, for example there are different things for the school. There are also many table games and gifts.
In the store very often do stocks, so hurry to us