SB B1 p. 76 section 5d

SB B1 p. 76 5b ex. 2b question 1

• a

• b

• c

SB B1 p. 76 5b ex. 2b question 2

• a

• b

• c

SB B1 p. 76 5b ex. 2b question 3

• a

• b

• c

SB B1 p. 76 5b ex. 2b question 4

• a

• b

• c

SB B1 p. 76 5b ex. 2b question 5

• a

• b

• c

SB B1 p. 76 5b ex. 4b speaker 1

• a

• d

• c

SB B1 p. 76 5b ex. 4b speaker 2

• a

• e

• b

SB B1 p. 76 5b ex. 4b speaker 3

• e

• a

• b

SB B1 p. 76 5b ex. 4b speaker 4

• e

• a

• b