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心俞穴针刺不当最易引起

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Melatonin levels increase at certain times of the year.

A. 真
B. 假
C. NOT GIVEN

Section A
Directions: This section is to test your ability to understand short dialogues. There are 5 recorded dialogues in it. After each dialogue, there is a recorded question. The dialogues and the questions will be spoken only once. When you hear a question, you should decide on the correct answer from the 4 choices A , B, C, and D.
听力原文：W: Your spoken English is very good. I like it very much.
M: Thank you! You see, I've ever stayed in America for three years and during that time my oral English was improved a lot.
Q: How long did the man stay in America？
(1)

A. Two years.
B. Three years.
C. Four years.
D. Five years.

A．She is having a meeting now.B．She is meeting Mr. Green then.C．She is seeing a film t

A. She is having a meeting now.
B. She is meeting Mr. Green then.
C. She is seeing a film then.
D. She is afraid of meeting the man.

Section A
Directions: In this section, there are 10 incomplete sentences. You are required to complete each one by deciding on the most appropriate word or words from the 4 choices marked A , B, C, and D.
This terrible accident happened ______ the cold evening of June 6, 1987.

A. in
B. to
C. at
D. on