单项选择题

According to the passage, why do many fish stay in groups（）

A．It helps improve their safety.
B．It helps them fight their predators.
C．It allows them to swim faster.
D．It allows them to avoid twists and turns.

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单项选择题
Why did many countries think highly of Gabriela Mistral（）

A．She wrote poetry that broke through national barriers.
B．She was a talented designer of original school curriculums.
C．She proved herself to be an active and capable stateswoman.
D．She made outstanding contributions to children’s education.
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Why does the speaker want to go to a Latin American country（）

A．To get the funding for the hospitals.
B．To help the disabled children there.
C．To train therapists for the children there.
D．To set up an institution for the handicapped.
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