Obviously, an unarmed person would be in great danger if in the open by an 800-pound bear. However, taking a long-term view, polar bears are much more at risk from climate change than humans are.
A: composed
B: unravelled
C: confronted
D: scaled
A: composed
B: unravelled
C: confronted
D: scaled
举一反三
- Mitigating<br/>the consequences of climate change would be much cheaper than<br/>avoiding it.( )
- It was more than he could bear. He couldn't bear it ______. A: more B: longer C: any longer D: no more
- As is told about bears in the passage, we know that (). A: it is easy for bears to find enough food if they can climb trees. B: a bear can long remember where it has found food. C: all except polar bears are able to climb trees to catch their prey. D: all except polar bears and adult brown bears feed on small animals.
- It can be inferred from the passage that the polar bear population of Hudson Bay ________. A: is one of several polar bear populations B: is unfriendly toward humans C: consumes food voraciously (贪婪地) during the whole year D: is an endangered species
- Fat can change into muscle()muscle changes into fat. A: any more than B: no more than C: no less than D: much more than