Question

Answer 1

Exercise 6:

1D

2D

3B

4D

5C

6A

7C

8D

9A

10B

Answer 2

Exercise 7

1D

2B

3C

4B

5D

6C

7A

8B

9C

10A

11B

12C

13D

14A

15C

Answer 3

Ex5

1 D

2 B

3 C

4 B

5 D

6 C

7 A

8 B

9 C

10 A

11 B

12 C

13 A

14 A

15 C

Answer 4

Ex6

1 D

2 D

3 B

4 D

5 C

6 A

7 C

8 D

9 A

10 B