A. The sleep a person needs varies from day to day.
B. The amount of sleep for each person is similar.
C. One can get by with a couple of hours of sleep.
D. Everybody needs some sleep for survival.
Passage TwoQuestions 19 to 21 are based on the passage you have just heard.A. Th
Questions 19 to 21 are based on the conversation you have just heard.Questions 1
Questions 19 to 21 are based on the conversation you have just heard.A. The two
Passage TwoQuestions 29 to 31 are based on the passage you have just heard.A. To
Passage TwoQuestions 29 to 31 are based on the passage you have just heard.A. Be
Conversation TwoQuestions 8 to 10 are based on the conversation you have just he
Passage TwoQuestions 29 to 31 are base on the passage you have just heard.A. Tur
Questions 22 to 25 are based on the conversation you have just heard.Questions 2
Passage ThreeQuestions 32 to 35 are based on the passage you have just heard.A.
Passage ThreeQuestions 22 to 25 are based on the passage you have just heard.A.