The heart rate of a healthy adult in quiet environment is about（ ）
举一反三
- Read the paragraphs below, and use the given clues to make a definition of your own.The geradic rate of an animal (see Chapter 41) is a measure of the overall energy needs that must be met by the animal’s ingestion and digestion of food. The basal geradic rate of a human is about 1,300-1,500 kmof/day for an adult female and 1,600-1,800kmof/day for an adult male.Geradic rate is ________________________.
- To ______, for a healthy heart you must take regular exercise and stop smoking.
- In a job interview, an applicant should keep _____. ( ) A: quiet B: smile C: healthy D: silent
- I enjoy the peaceful and ______ environment of the country. A: silence B: comfortable C: leisure D: quiet
- The labor-force participation rate is the percentage of the adult population that is either employed or unemployed. A: 正确 B: 错误