Smoking and ________ is risk factor that leads to various diseases. It has become world’s top 8 causes of death.
举一反三
- Since 1939, numerous scientific studies ______. A: proved smoking causes fatal diseases B: proved smoking causes life-shorting diseases C: proved smoking is a health risk D: had been made to prove whether smoking causes life shorting
- China has become the world’s top user of the Internet-its population has increased a lot.
- Habits acquired in youth-notably smoking and drinking-may increase the risk of ________ diseases in a person’s later life.
- Coca-Cola has become a cultural_______ of the USA, recognized by 94% of the world’s population.
- Because smoking is generally viewed as the most important behavioral risk to health, it has become a central ____ of health psychologists. A: community B: involvement C: concern D: expectancy