Put the verb in present perfect and use the words already, just,yet

 more expensive - the most expensive,
good - better - the best, cold - colder - the coldest, beautiful - more beautiful - the most beautiful , hungry - hungrier - the hungriest, cheap - cheaper - the cheapest, fat - fatter - thefattest, strong - stronger- the strongest, long - longer - the longest, heavy - heavier - the heaviest
2. 1. (stronger)
2. (more important)
3. (easier)
4. (more useful)
3. the most dangerous, the hottest, the most beautiful
4. A donkey is as  big as a horse.
2. This box is so heavy as that one.
3. A lemon is as sweet as an orange.
5. his, yours, our
6. 1. I .have . . a brother. (My) brother is a well-known football-player.
2. Alice .has . . a friend. (Her) name is Ann.
3. Tom and Mary . have. . a car. (Their) car is one of the latest models.
4. We .have . . a son. (Our) son is good at English.
7. I have a lot of friends
My brother has not got a good character
These parents have not got well-bred children
Mary has a speedy car
She has a big cottage
8.Пусть они поют. - Let them sing.
2. Оставайтесь дома. - Stay at home
3. Не ходите в кино. - Don't go to the cinema
4. Давайте поиграем. - Let's play
5. Позвольте мне прочитать это предложение. - Let me read this sentence

Объяснение:

Упражнение 2. Раскройте скобки, чтобы получить Present Simple, Present Continuous, Present Perfect Continuous или Present Perfect.

1. Is Andy here? – I don’t know, I … (not see) him today.

2. Where … you … (go)? – To the library.

3. Would you like … (borrow) this magazine? – No, thanks. I … (read) it before.

4. Betty’s bus … (arrive) at 5 o’clock. I must go and meet her at the bus station. Have you seen my record book? I … (look) for it all the morning.

5. Mike … (talk) to his friend for an hour already.

6. More and more forests … (disappear) because of fires nowadays.

7. How long … you … (work) on this problem?

8. The first lesson … (not finish) at 9.45.

9. They … (play) football tonight.

10. Linda is disappointed. She … (fail) her test.

11. School … (prepare) children for life.

12. We … (have) a party next Saturday night. Will you come?

13. … you … (try) to take photos? It’s not allowed, you know.

14. … you … (remember) where he … (work)?

Упражнение 3. Переведите на английский язык, придумайте свой пример по образцу

1. Я учу английские слова каждый день.

2. Я учу английские слова уже час.

3. Я учу английские слова. Не мешай мне.

4. Я выучил слова. Проверь меня.

Упражнение 1. Сопоставьте время глагола и временное выражение (некоторые используются дважды):

Look! ever, always, never, seldom, often, now, nowadays, usually, at the moment, yet, already, just, recently, lately, every day, on Mondays, tonight, today, always, never, regularly, sometimes, once a year, once a week, Listen! How long…? for, since, these days, still, etc

Present Simple

Present Continuous

Present Perfect

Present Perfect Continuous

Упражнение 2. Раскройте скобки, чтобы получить Present Simple, Present Continuous, Present Perfect Continuous или Present Perfect.

15. Is Andy here? – I don’t know, I … (not see) him today.

16. Where … you … (go)? – To the library.

17. Would you like … (borrow) this magazine? – No, thanks. I … (read) it before.

18. Betty’s bus … (arrive) at 5 o’clock. I must go and meet her at the bus station. Have you seen my record book? I … (look) for it all the morning.

19. Mike … (talk) to his friend for an hour already.

20. More and more forests … (disappear) because of fires nowadays.

21. How long … you … (work) on this problem?

22. The first lesson … (not finish) at 9.45.

23. They … (play) football tonight.

24. Linda is disappointed. She … (fail) her test.

25. School … (prepare) children for life.

26. We … (have) a party next Saturday night. Will you come?

27. … you … (try) to take photos? It’s not allowed, you know.

28. … you … (remember) where he … (work)?

Упражнение 3. Переведите на английский язык, придумайте свой пример по образцу

5. Я учу английские слова каждый день.

6. Я учу английские слова уже час.

7. Я учу английские слова. Не мешай мне.

8. Я выучил слова. Проверь меня.