4 Write questions and short answers for your sentences in exercise 3.
Can you play tennis?
No, I can't.
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All countries have conventional but important behaviour rules that could be explained by inhabitants only. So, you've come to Russia but you haven't know about these rules yet. I'll help you learn primary of them. 
Firstly,russuians usually cede pleces to aged people in the bus. We take care about our elderly. This rule should be known to you,for sure. 
Secondly,russians usualy take off their footwear before entering the house. Perhaps,it could seems rather strange. But this is russian behaviour rule.
Thirdly, we usualy say "enjoy your meals" to each other before dinner,supper. It's not typical for your country,isn't it? Also,when russians have a meet they can kiss each other. We don't open gifts out of hand,which was presented to us. There are many another rules. But, we have to remember foreigners don't aware about all our rules and as long as you staying friendly and polite don't worry about your a little bit strange behaviour.  
Вот исправленный вариант.

The Thompson family. What were they doing on Sunday at 7 o'clock? Mr. Thompson was cooking dinner in the kitchen. Mrs. Thompson was cleaning their car in front of their house. Jack and Eve were sitting in the hall near the fireplace. Jack, their 11 years old son, was reading Shakespeare's sonnets. Eve, at the age of 16, was playing with Barbies. Their grandma and grandpa were having a good time. Their grandma was exercising in the gym. Their grandpa was ironing shirts and socks in the living room. They also had two pets. And do you know what were they doing? Spot, the puppy, was catching mice in the garden. And Kitty, the little cute kitten, was fighting with neighbour's dog.