Exercise:

1.

Exercise:

2.

Exercise:

3.

Exercise:

4.

Exercise:

5.

Exercise:

6.

Exercise:

7.

Exercise:

8.

Exercise:

9.

Exercise:

10.

Exercise:

11a.

Exercise:

11b.

Exercise:

12a.

Exercise:

12b.

Exercise:

13a.

Exercise:

13b.

Exercise:

14a.

Exercise:

14b.

Exercise:

15.

Exercise:

16.

Exercise:

17.

Exercise:

18.

Exercise:

19.

Exercise:

20.

Exercise:

21.

Exercise:

22.

Exercise:

23.

Exercise:

24.

Exercise:

25.

Exercise:

26.

Exercise:

27a.

Exercise:

27b.

Exercise:

27c.

Exercise:

27d.

Exercise:

28a.

Exercise:

28b.

Exercise:

28c.

Exercise:

28d.

Exercise:

29a.

Exercise:

29b.

Exercise:

29c.

Exercise:

29d.

Exercise:

30a.

Exercise:

30b.

Exercise:

30c.

Exercise:

30d.

Exercise:

31.

Exercise:

32.

Exercise:

33.

Exercise:

34.

Exercise:

35.

Exercise:

36.

Exercise:

37.

Exercise:

38.

Exercise:

39.

Exercise:

40.

Exercise:

41a.

Exercise:

41b.

Exercise:

42a.

Exercise:

42b.

Exercise:

43a.

Exercise:

43b.