If you think education is expensive, try ignorance.” Test # 1 Choose the correct answer

20. One can understand from the passage that Emperor Penguins . . . .

A) spend most of their time swimming under the water

B) present certain differences from other penguin species

C) are killed by humans due to their spectacular feathers

D) can hardly ever catch larger fish
21. It is emphasized in the passage that Emperor Penguins . . . . as they have a thick layer of blubber and a layer of soft feathers.

A) can swim long distances to catch prey

B) are easy to see any time of the day

C) are not affected negatively by the cold weather

D) can stay out of the water for a long time