1. I have never known a more warm-hearted person than my mother.

2. It is over a year since the last time I was able to see them

3. It has started to rain since 2 o'clock

4. That house has been lived in for ten years.

5. It's weeks since the last time you tidied this room

6. We have been looking for a flat for 2 months

1. If she hadn't missed the bus, she wouldn't have been late for work this morning

2. Unless he had given us the right number, we couldn't have contacted him.

3. If you had money, you could go abroad

4. If I were you, I would do morning exercise.

5. If I had been given warning, I could've avoided that situation.

B : has forgotten

1.poet

2. fashionable

3. embroidery

4. encourages

5.designers

6. division

16. poet

17. independence

18. poems

19. surprisingly 

1. C

2. A

3. D

4. B

5. D

6. A

7. A

8. B

9. A

10. C

1.B

2.D

3. A 

4.B

5.B