1 gardening

2 planting

3 watering

4 blooming

5 growing

11 C

12 C

13 C

14 C

15 C

6 D

7 C

8 D

9 D

10 A

1 D

2 D

3 A

4 A

5 A

5 He has been in love with her for a long time

6 It is wetter today than it was yesterday

7 He has already written the letter and posted it

8 They are the men who robbed the bank a few days ago

1 British people drive on the left

2 London is too expensive for young people to live in

3 He was rude to me yesterday

4 Mary is the person whom I met last week

That problem was less difficult than this one

That problem wasn't as easy as this one

6 was walking

7 was going

8 was studying - was having

9 were just leaving

10 were sitting

1 was going

2 was attending

3 was standing

4 was riding

5 were living

16 minority

17 population

18 traditional

19 colorful

20 specialties