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
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
举一反三
- How is the future of polar bears?
- 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
- 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.
- Polar bears have evolved bodily features to stay warm
- Polar bears might ____ occasion attack humans. A: for B: over C: on D: to