单项选择题

Questions 22 to 25 are based on the conversation you have just heard.

A．Wearing arm weights while you are swimming.
B．Jogging vigorously in one place for a long time.
C．Using bicycles that require you use both your arms and legs.
D．Walking slowly while swinging your arms back and forth.

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单项选择题

Recurrence rates of earthquakes can help predict future quakes because ______.

A．improvement in mathematics allows figures to be very accurate
B．this method has been used since ancient times and proved very effective
C．most scientists focus their investigations on the quakes of certain areas
D．continuous plate movements often result in earthquakes in certain areas

单项选择题

A．People would think that Asian students rely on their parents.B．They are afraid that they would again be isolated socially.C．Asian Americans would be a threat to other minorities.D．American academic achievements rely much on Asian students.

A．People would think that Asian students rely on their parents.
B．They are afraid that they would again be isolated socially.
C．Asian Americans would be a threat to other minorities.
D．American academic achievements rely much on Asian students.

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