单项选择题

Questions 19 to 22 are based on the conversation you have just heard.

A．To practice more arm exercises.
B．To make up for the shortage of leg exercises.
C．To involve more parts of the body into the exercises.
D．To lose weight before taking arm exercises or leg exercises.
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单项选择题
A．Resting for haft an hour can reduce the risk of heart disease.B．A slight sleep can improve the efficiency of the work.C．Few Greek adults rest for half an hour in the middle of the day.D．Those who did not cap can not continue with work.
A．Resting for haft an hour can reduce the risk of heart disease.
B．A slight sleep can improve the efficiency of the work.
C．Few Greek adults rest for half an hour in the middle of the day.
D．Those who did not cap can not continue with work.
单项选择题
A．In a restaurant.B．In a hotel.C．In a bank.D．In a hospital.
A．In a restaurant.
B．In a hotel.
C．In a bank.
D．In a hospital.
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