People with ulcers usually feel a burning pain in their chest or stomach when they are eating.
A、True
B、False
C、Not Given
Some people are likely to suffer from the stomach pain at some time in their life.
A、True
B、False
C、Not Given
Task 116. Paragraph① 17. Paragraph ② 18. Paragraph③ 19. Paragraph④ 20. Paragraph⑤ 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 WeightE. How do the Volunteers Kill the Time?F. Why did Nicola Join in the Experiments?