阅读B、C两篇短文，从各小题所给的四个选项中选出一个最佳答案。
Helen Keller lived in America. She was a great woman.
When Helen was a baby, she got very sick. After many weeks, the doctor said, "She is better, but now she can't see or hear." Her mother and father were very sad.
After a few years, things got worse. There was no way for Helen to speak with other people. She heard nothing. She saw nothing. She didn't understand anything.
Then one day a teacher came to live with Helen and her family. The teacher helped Helen learn about words. Helen was a very bright child and soon she learned to spell her first word. When she was older, she went to college(大学).
Helen was very famous. She helped many blind(盲) and deaf(聋) people. She traveled around the world and helped many people.
Helen was a very old woman when she died. The world remembers her today as a brave and wonderful person. She was blind and deaf, but she found a way to see and hear.
Helen Keller got very sick when ____________.

A．she was a baby	B．she went to college
C．her teacher came to her home	D．she was very old

__________taught Helen Keller her first word.

A．Her mother	B．Her teacher
C．Her father	D．The doctor

Helen Keller was famous because ___________.

A．she was an American

B．she is a good teacher

C．her teacher taught her many things

D．she learned to read and write and helped many people in the world

The world remembers Helen Keller today because __________.

A．she was very bright

B．she was blind and deaf

C．she was a brave and wonderful person

D．she went to college

Helen Keller was blind and deaf, but ________________.

A．she found a way to understand the world

B．her mother and father didn't feel sad

C．she found a way to travel around the world

D．she found out how people became blind and deaf