Complete the text by writing one word in each space.
Computers are (a). essential part of most of our lives nowadays. But computers are similar (b). cars. Many people can drive, but not many people know exactly (c). a car works . And that is why people usually (d). their cars serviced by a professional mechanic instead of (e). It themselves. Computers are the same for many people. They know how to (f). the start button. But once something goes wrong , they have no idea how to fix it. Sometimes computers du strangle things. They have a bug or crash and then they lose data because of the malfunction. But many problems are caused (g). human error. One type of problem is becoming more and more common. It’s called computer rage.People get so angry and stressed bevy of their computers, they’re so tired (h). Working with them all day, that they (I). something violent to them. One man was so angry with his laptop that he threw it down the toilet. And then he had to take the computer to a special company to get (j). fixed! Another laptop (k). destroyed by a woman who put it on top her car when she was looking for her car keys. She got ( l). the car but forgot that the laptop had (m). left on top of the car. She drove away and the computer fell onto the road. She then drove right over it! She tried to get the laptop examined ( n). a specialist. But. unfortunately computer specialist can’t perform miracles.j
2. When did you (to receive) a letter from your friend?
3. Our grandmother (was cooking) dinner from twelve till three yesterday.
4. Look! What beautiful flowers she (has bought)!
5. They (travelled) along the coast of Africa last year.
6. We (have not seen) each other for ages.
7. They (have eaten) all the apples which I (brought).
8. When the children (had had) dinner, they (went) for a walk.
9. Last summer we (lived) in the country and (went) to the river every day.
10. My sister (spent) a lot of money yesterday.