Questions 5 to 7 are based on the news report you have just heard. 6题选（）.
A: While sitting in their school's courtyard
B: While playing games on their phones
C: While solving a mathematical problem
D: While doing a chemical experiment
A: While sitting in their school's courtyard
B: While playing games on their phones
C: While solving a mathematical problem
D: While doing a chemical experiment
举一反三
- Questions 5 to 7 are based on the news report you have just heard.
- News Report 3 Questions 5 to 7 are based on the news report you have just heard. A: Storm surges. B: The moon's pull. C: Large population. D: The earth's pull.
- Questions 2 is based on the news report you have just heard.
- Questions 3 and 4 are based on the news report you have just heard．
- Questions 1 and 2 are based on the news report you have just heard.