C 1 She's listening to music. She isn't drinking a milkshake.
2 She's wearing a skirt. She isn't eating a sandwich.
3 She's reading a comic. She isn't wearing trousers.
4 She's eating a sandwich. She isn't wearing a skirt.
5 She's wearing trousers. She isn't reading a comic.
2. He usually goes to work on foot.
3. Steve likes Chinese food (cuisine).
4. Do the classes begin early in the morning? Yes, they do.
5. Does she like to do the shopping? Yes, she does.
6. The Smiths don't like travelling.
7. Henry doesn't dine in the restaurant.
8. He turned off the radio and went to bed.
9. It rained often last spring.
10. David has at last sold his car.
11. Did Joe come back really late last evening?
12. When did Columbus discover America? Columbus discovered America in 1492.
13. How much was the ring? The ring was 600 dollars.
14. Alice hasn't come to the party.
15. You read the article inattentively.
16. On Friday morning I was working in the garden.
17. They've been living here since July.
18. Have you ever been to Louvre? No, I've never been to Louvre.
19. I'm afraid I've lost the car keys.
20. How long have you been living here? I've been living here for 9 years.
21. I had finished my work by 5 o'clock.
22. It had been snowing heavily for about two hours already when they left the house.
23. Why was he surprised that he got a"3"?
24. Nobody knew when this bridge had been constructed.
25. I was told that you had been reading this book for more than a month. It's time to return it to the library.
26. The train is going to be late.
27. You are not going to get to work in time.(You won't get to work in time.)
28. Are you going to meet Doris soon?
29. We're going to buy a colour-TV.
30. We're not going to have dinner at the restaurant tonight.
31. Would you like some ice-cream for dessert? (Will you have ice-cream for dessert?).
32. He will have finished his homework by 7pm.
33. We will have finished our experiments in a month.
34. We will have met all his old friends before going to New York.
35. I'm afraid you'll have forgotten all these rules by tomorrow.
36. I'm not sure she'll have passed her last exam by this time.
37. The miller said that he'd visit little Hans when spring came and he'd be able to give him a basket of first flowers.
1) Modern operating systems control usage
system equipment, such as a printer and mouse.
2) From a user perspective, PC-DOS and MS-DOS operating systems
identical, with equal capabilities and a set of system commands.
3) OS / 2 is a DOS-compatible operating system that allows
run programs using the graphical user interface.
4) Additional programs for working with system devices
the equipment was very complex and absorbed a lot of time.
5) The operating system also allows you to run programs such as
simple text editor.
6) DOS - the most common operating system for personal
a computer.
Questions for group discussion:
1) Why do you think Bill Gates, President of Microsoft Company is one of the richest
people on the earth?
2) Ask the students in your group who have experience working with Windows 2003
and Windows 2010 about the advantages and disadvantages of these operational
systems.
Объяснение:
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