If a person's family has had an ulcer, he is three times more likely to get ulcer than people

without a family history of ulcers.

• A、True
  
  

• B、False
  
  

• C、Not Given
  
  

What's the passage most likely to discuss in detail in the following paragraphs?

• A、How to grasp the technique of performing.
  
  

• B、How to acquire the understanding of music.
  
  

• C、How to educate first-class performers.
  
  

• D、How to write successful compositions.
  
  

Task 1

16. Paragraph     ①    

17. Paragraph      ②    

18. Paragraph     ③    

19. Paragraph     ④    

20. Paragraph     ⑤    

A. What does the Calorimeter Look Like Inside?

B. What Program Was Designed for the Experiment?

C. What Is a Calorimeter?

D. Try to Find out Why People Gain and Lose Weight

E. How do the Volunteers Kill the Time?

F. Why did Nicola Join in the Experiments?