题目内容

Section B
Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A, B, C and D.
(31)

A. Old people.
B. Teenagers.
C. Infants.
D. Adults.

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Medical advances sometimes involve risk of harm.

A. Y
B. N
C. NG

The greatest health benefits of genomic research will come from insights into the basic biology of health and disease.

A. Y
B. N
C. NG

听力原文：W: Good morning. I am here to see Mr. Addison.
M: Mr. Addison went to Washington last Monday for a conference, and will be hack on Thursday night. If you like, you may come again on Friday morning.
Q: When will Addison return？
(18)

A. Thursday night.
B. Friday morning.
C. Monday night.
D. Thursday morning.

Millions of people worldwide take warfarin to prevent stroke and blood clots.

A. Y
B. N
C. NG