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