Questions 11 to 13 are based on the following talk on greenhouse gas. You now have 15 seconds to read Questions 11 to 13. Which is the most important greenhouse gas
A: Methane.
B: Carbon dioxide.
C: Oxygen.
D: Helium.
A: Methane.
B: Carbon dioxide.
C: Oxygen.
D: Helium.
举一反三
- Questions 11 - 13 are based on the following talk about hand preference. You now have 15 seconds to read Questions 11 - 13. Who is likely to be left-handed A: Men. B: Women. C: Children. D: Old people.
- Questions 11—13 are based on the following passage. You now have 15 seconds to read Questions 11—13. What is the meaning of "a naughty boy" in this passage A: Weather is unpleasant. B: Weather is unstable. C: Weather is unbearable. D: Weather is uncanny.
- Questions 11～13 are based on the following conversation. You now have 15 seconds to read Questions 11～13. What are the students doing when the man arrives in class A: Taking an examination. B: Drawing graphs. C: Giving presentations. D: Having a class of discussion.
- Which of the following are greenhouse gases? A: Methane. B: Carbon dioxide. C: Argon. D: Freon gas.
- The most abundant greenhouse gas in the atmosphere is . A: nitrous oxide B: methane C: chlorofluorocarbons D: carbon dioxide