18. Consider the statements, "please take your prescriptions religiously. They are important to your health."
Who would have said these statements?

A. lawyer
B. engineer
C. doctor
D. driver

19. What is the function shown in question no. 18?

A. asking
B. inviting
C. suggesting
D. requesting

20. you and your friend who has a fever enter your room. she shivers and tells you, "it's cold in here!" how would you interpret what she said?

A. she feels cold.
B. she wants me to increase the temperature in the room.
C. she does not feel well because of the cold.
D. she is complimenting the temperature in my room.