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
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
举一反三
- The polar bear evolved from brown bear ancestors.
- 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.
- What does it mean for polar bears to be made onto the endangered species list（） A: They can be kept away from dangers. B: They can become the center of the attention. C: They can get protection from laws. D: They will not die out in the future.
- It CANNOT be inferred from the passage that______. A: the department knows little respecting the science of global warming B: the department is in the passive position in some cases C: some social groups play significant roles in protecting environment D: the department is reluctant to link heat-trapping gases with declining polar bear
- Shark is to hammerhead as bear is to () A: arctic B: cub C: moose D: polar E: paw