《2025年优化探究同步导学案英语选择性必修第三册》

1. What is the main idea of the text?
A. How the greenhouse effect works.
B. The results of the rise in temperature.
C. How to deal with climate change.
D. Global warming has caused extreme disasters and requires the world's attention.

答案： D

2. Match the main idea with each part.

A. The consequences of the rise in temperature.

B. The causes of the increase in the global average surface temperature.

C. The solutions to reducing greenhouse gas emissions.
D. The evidence of a dramatic climate change that had an impact on Earth's ecology.
Part 1 (Para. 1−2) __________
Part 2 (Para. 3) __________
Part 3 (Para. 4) __________
Part 4 (Para. 5) __________

答案： DBAC

1. Which of the following is not a proof of a dramatic change in the global climate?
A. Melting ice.
B. A large population.
C. Rising sea levels.
D. A warming ocean and atmosphere.

答案： B

2. What did the example of the polar bear show?
A. Food shortage became a major threat to creatures.
B. Human activities affected the survival of polar bears.
C. The increase in temperature had an impact on Earth's ecology.
D. The hunting behaviour of mankind led to the sharp decrease of animals.

答案： C