Questions 18-21 are based on the following passage. You now have 20 seconds to read the questions 18-21. How many cats can survive a fall from two or three storeys

Which of the following doesn’t belong to the woman’s su...

单项选择题Which of the following doesn’t belong to the woman’s suggestions

Which of the following belongs to the man’s preferences...

单项选择题Which of the following belongs to the man’s preferences

On what are their research findings basedA．A survey of ...

单项选择题On what are their research findings based