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?
If a person's family has had an ulcer, he is three times more likely to get ulcer than peoplewithout a family history of ulcers.