单项选择题

Questions 14 ～ 16 are based on the following talk. You now have 15 seconds to read Questions 14 ～ 16. What’s the main purpose of the talk

A．To introduce the concept of inflation.
B．To discuss the causes of inflation.
C．To review yesterday’s lecture on inflation.
D．to argue in favor of inflation.

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单项选择题

Which of the following statements is NOT TRUE

A．Getting off to work with a minimum effort helps save one’s energy.
B．Dr. Kleiman explains why people reach their peaks at different hours of a day.
C．Habit helps a person adapt to his own energy cycle.
D．Children have energy cycles, too.

单项选择题

Why does the speaker suggest we rise with a yawn and stretch

A．Because it will help keep your energy for the day’s work.
B．Because it will help you to control your temper early in the day.
C．Because it will help you to concentrate on your routine work.
D．Because it will keep your energy cycle under control all day.

Questions 14 ～ 16 are based on the following talk. You now have 15 seconds to read Questions 14 ～ 16. What’s the main purpose of the talk 您的浏览器不支持 audio 元素。

Questions 14 ～ 16 are based on the following talk. You now have 15 seconds to read Questions 14 ～ 16. What’s the main purpose of the talk