The polar bears are the most ______ to global warming.
A: capable
B: available
C: movable
D: vulnerable
A: capable
B: available
C: movable
D: vulnerable
举一反三
- 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
- Polar bears need ________ conditions, so they are also suffering because of global warming. ( freezing / melting)
- Polar bears (北极熊) need ______ conditions, so they are also suffering because of global warming. A: comfortable B: unfortunate C: warm D: freezing
- 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）.
- 8.Polar bears need(freeze) conditions, so they are also suffering because of global warming.