Due to global warming, thefor polar bears is shrinking, causing the number of polar bears to keep decreasing.
A: habit
B: habitat
C: apparatus
D: habitant
A: habit
B: habitat
C: apparatus
D: habitant
举一反三
- Global warming could be a matter of life and death to polar bears, （因为它威胁着它们的生活环境）.
- By saying "Spring is usually prime food time for 1,200 polar bears" ( Line 1, Para. 1 ), the author means that ______. A: spring is usually a good time for polar bears to carry out their mating rituals B: the polar bears usually eat a lot in the spring C: spring is generally a good time to hunt polar bears D: polar bears usually hibernate in the spring
- The polar bears are the most ______ to global warming. A: capable B: available C: movable D: vulnerable
- How is the future of polar bears?
- Polar bears need ________ conditions, so they are also suffering because of global warming. ( freezing / melting)