4. complete these sentences with a singular or a plural noun. 1. there are many (class, classes) in a big school.2. london and new york are (city, cities3. there are a lot of (policeman, policemen) in london.4. how many (toast, toasts) do you want? 5. lots of (person, people) are unhappy about it.6. several (child, children) are in the yard.7. she's a rich (lady, ladies).8. our (computer, computers) are very expensive.9. the (book, books) is very interesting10. many small (village, villages) are very nice.11. let me give you some (advice, advices).12. there's a lot of (furniture, furnitures) in the room: three(desk, desks), four (table, tables) and one (sideboard, sideboards).13. the (woman, women) has two (son, sons).14. (fruit, fruits) is useful for our health. 15. he's fond of lots of interesting (information, informations).16. there are many (dish, dishes) in the cupboard.

1) there are many  classes in a large school. 2) city of london or new-york. 3) in london there are a lot police. 4) how much you want to toast? 5) many peopleare not happy about it. 6) some of the children are in the yard. 7) it is a rich lady. 8) our computers are very expensive. 9) the book   is very interesting. 10) many small villages are very good. 11) let me give you some advise. 12) theres a lot of furniture in the room: three tables, four chairs   and a sideboard for dishes. 13) a woman has two sons. 14) fruits are good for our health. 15) he liked a lot of interesting information. 16) there are many dishes in the cupboard.

1) classes 2) cities 3) policemen  4) toasts 5) people  6) children  7) lady 8) computers  9) book 10) villages  11) advices  12) furnitures 13) woman, sons 14) fruit 15) informations  16) dishes

1. walked/was began; 2.what you was reading when they came in? 3.while i was diging in the garden ,i hurt my arm. 4.i waited for my flight yesterday morning. 5.how fast she drived when the accident was happening? 6.we were had a dinner when she called. 7.at 10.35 we played tennis in the club. 8.she writing letter at 6 p.m last evening. 9.her father went to the art gallery when he was meeting her mother. 10.at 8.20 yesterday morning my mother drove me to the university. 11.they sat at the cafe at that time. 12.she was studying in the library when they suddenly called. не знаю правильно или нет,но хоть что-то.

There are very many computers in our life now. almost every family has their own computer. as people say there are more than billion pcs in the world. so, we already can’t live without these clever machines. and i agree with millions users that computers are useful and helpful. firstly, we get very much information with the help of computers and the internet. it is the universal source of various information. and it is more convenient and quick than search for a rare book, or ask a teacher for a piece of advice. secondly, computer provides you very many services. they help not only to count, but to make films, presentations,your own poems, work with pictures and etc. thirdly, they help people to communicate. for example, it is more quicker to send letter by e-mail, than to post it as in old times. and, of course , system won’t make any mistakes, and the letter would come to the correct address while a postman can lose the envelope. but somebody says, if you use a computer , you will do harm to your health, especially to your eyes. nevethless, i don’t agree with this opinion. there are special rules how to use a computer you should relax regularly and do special exercises for eyes. and if you observe these rules, you won’t have any problems with health.