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Question 23 is based on the passage you have just heard.

A. She wanted her to be a ballet dancer.
B. She used to be a ballet dancer herself.
C. She hated to see her idling about.
D. She was too busy to look after her.

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Question 24 is based on the passage you have just heard.

After she started teaching English.
Before she left for New Zealand.
C. When she moved to New York City.
D. Once she began to live on her own.

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Question 25 is based on the passage you have just heard.

A. It has renewed her passion for life.
B. It has made her happy and energetic.
C. It has helped her make new friends.
D. It has enabled her to start a new career.

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集成运放是高放大倍数的（）耦合多级放大器。

A. 阻容
B. 变压器
C. 光电隔离
D. 直接

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集成运放是一个具有高放大倍数的多级直接耦合放大电路。

A. 对
B. 错

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Question 23 is based on the passage you have just heard.

A. She wanted her to be a ballet dancer. B. She used to be a ballet dancer herself. C. She hated to see her idling about. D. She was too busy to look after her.

Question 24 is based on the passage you have just heard.

Question 25 is based on the passage you have just heard.

集成运放是高放大倍数的（）耦合多级放大器。

集成运放是一个具有高放大倍数的多级直接耦合放大电路。

A. She wanted her to be a ballet dancer.
B. She used to be a ballet dancer herself.
C. She hated to see her idling about.
D. She was too busy to look after her.