問題詳情

＜B＞ The emperor penguins, unlike all other species, breed during the dark and stormy polar winter. Theemperors return in March to their breeding grounds on sea ice close to the Antarctic shore. In May the female laysone egg, which weighs about one pound. She gives the egg to her mate and goes off to sea to break her fast. Themale keeps the egg warm until it hatches about 64 days later. He tucks the egg on top of his feet, between his legs.There it is kept warm by a flap on his belly. He can shuffle short distances without dropping the egg. Whileincubating the egg, the male lives in continuous cold and darkness. During the gales and snowstorms of theAntarctic winter, the temperature may drop as low as -70 degrees F. To protect themselves from the cold duringthis time, the males huddle close together.
49. The sentence “She goes off to sea to break her fast” means the female penguin goes to sea to ________.
(A) look for food
(B) break the egg
(C) learn to swim
(D) split up with the male quickly

參考答案

答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)

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