Stomach ulcer can lead to stomach cancer.

• A、True
  
  

• B、False 
  
  

• C、Not Given
  
  

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?

请根据所提供材料中的要求撰写一篇150词左右的英语短文。

You want to sell some of your furniture. You think a friend of yours might like to buy it from you. Write a letter to your friend. In your letter,

1) explain why you are selling your furniture;

2) describe the furniture;

3) suggest a date when your friend can come and see the furniture.

You do not need to write the address. Begin your letter as follows:Dear