题目内容

三相交流发电机中产生旋转的磁场的部件是:

A. 转子
B. 定子
C. 风扇
D. 以上全部

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What happened to Helen Keller when she was a little baby?

A. She caught a high fever which left a mark on her face.
B. She was not allowed to contact the outside world.
C. She became blind and deaf as a result of a terrible fever.
D. She was thrown into a dark room because she made a lot of noise.

How did Helen explore the world as a child?

A. She talked with people around him.
B. She helped to do many kinds of housework.
C. She followed her mother wherever she went.
D. She made use of her senses of touch and smell.

Why did little Helen often feel frustrated?

A. She found herself different from other people.
B. She could not make herself understood when she talked.
C. She was not taken good care of by her family.
D. She found herself in a confusing world.

Why did Helen's family hire a private tutor for her?

A. The family found it difficult to control her.
B. The family wanted to give her a good education.
C. The family wanted her to learn to speak.
D. Helen developed a strong interest in learning.

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