Fill in the correct tenses. 1. Look! It (snow) now. 2. She (have) the flue last winter. 3. Last night I (read) a book when suddenly I (hear) a scream. 4. Carol (already start) her new job. 5. Last week my rabbit (run) away, and I (find) it yet. 6. The teacher (write) sentences on the board while the children (fill) the gaps. 7. Water (boil) at 100 degrees Celsius. 8. What Peter __ (do) at the moment? He (have) a bath. 9. I (go) to the theatre yesterday evening. 10. __ you ever (write) a letter to Sue? Yes, I (write) her yesterday. 11. When I (wait) for the bus, I (see) an accident. 12. George often (work) on Sundays. 13. you (do) your homework yet? 14. He (have) a bad accident last evening. 15. Sandra (get) a bad mark on her last maths test. 16. Tom (repair) the car now. 17. Excuse me, you (speak) English? 18. Where (be) Peggy? She (leave) an hour ago. 19. I (be) very nervous last Saturday because I never ___ (fly) before. 20. How often ___ you (play) tennis? I usually (play) once a week.

1 is going to
2 had
3 read
4 started
5is\an found
6is wrote /filled
7is boiled
8 does/is
9went
10Would/wrote
11 waited/sow
12 worked
13did/do
14 had
15 got
16is repaired
17 Do you speak English
18was/left
19was/was/flew
20Do/play

Ex 1

4

6

1

5

7

2

8

3

9

Ex 3

1 Age, sex, heredity and race are some of the factors that might increase the risk of getting a heart disease.

2 The older you get, the more likely you are to develop heart disease.

3 Men develop heart diseases earlier than women do. The gap begins to narrow down at around the age of 65 after women experience menopause.

4 Black Americans are more likely to have a heart disease than white Americans. Black Americans have higher average blood pressure levels.

5 Some of the effects of smoking are clotting, constricted arteries and reduction of oxygen supply.

Smoking is a greater coronary risk factor in women than in men because it eliminates the natural protection women obtain from hormone estrogen.

It is worth giving up the habit because coronary risk declines rapidly within a few years of stopping.

6 High in fat foods are better for eliminating coronary risk factors.

30 percent of fat of your calories is recommended daily.  

Объяснение:

Ex 1

4

6

1

5

7

2

8

3

9

Ex 3

1 Age, sex, heredity and race are some of the factors that might increase the risk of getting a heart disease.

2 The older you get, the more likely you are to develop heart disease.

3 Men develop heart diseases earlier than women do. The gap begins to narrow down at around the age of 65 after women experience menopause.

4 Black Americans are more likely to have a heart disease than white Americans. Black Americans have higher average blood pressure levels.

5 Some of the effects of smoking are clotting, constricted arteries and reduction of oxygen supply.

Smoking is a greater coronary risk factor in women than in men because it eliminates the natural protection women obtain from hormone estrogen.

It is worth giving up the habit because coronary risk declines rapidly within a few years of stopping.

6 High in fat foods are better for eliminating coronary risk factors.

30 percent of fat of your calories is recommended daily.  

Объяснение: