公共英语五级

单选题hy 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.

参考答案:A进入在线模考
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1 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.

2 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.

3According to the lecture, what is inflation?

A. Rising prices.
B. Fixed income.
C. Real income.
D. Cost of living.