Complete the sentences with the correct form of the words from exercise 1 and 2.
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Computer is a technology that is in almost every home. It is helper in the life of every person. The computer provides us with any information and we learn a lot, as in the books. The positive impact: The information you need is always there. E-books, many educational applications and much more. Negative impact: Dependency, bad websites, viruses, computer also spoils eyesight. You need to follow the rules. For example, do not look at the monitor for a long time, sit at least an hour a day. In my opinion, a computer is a useful invention of mankind.

You must do it by yourself!They may do it if they want.Can I go to school later today?She could translate this article when she was five.They need be less angry.You should study harder if you want to achieve success.She has to visit her friends. She promised.They ought to respect their grandparents.Shall you propose me to take part in that project?Would you please be so kind to ask it for my children?He will always be near to listen to you and to share all your problems.She is to stay here for all night.You may take my suitcase if you need to travel abroad