【单选题】听力原文:M: I was young once myself, you know. I know what it's like to be young. W: But you don't know what it's like to grow up in our world, Mr. Perkins. M: I grew up during the war, young lady. W: Exa...
A.
Because he could avoid being killed by the H-bomb.
B.
Because he had a new world to fight for.
C.
Because he was able to enjoy a pollution-free life.
D.
Because he succeeded in setting up his own business.
【单选题】听力原文: All warm-blooded animals are very helpless at first. Young birds and young bats must be taught to fly. Thousands of young seals drown every year. They never learn to swim 'naturally.' The mother...
A.
They know what to do because of instinct.
B.
They know how to fly naturally.
C.
They often reject their parents.
D.
They learn behavior. from their parents or other animals.