The concept of personal choice in relation to health behaviors is an important one. An est

imated 90 percent of all illness may be 【C1】______ if individuals would make sound personal health choices 【C2】______ upon current medical knowledge. We all enjoy our freedom of choice and do not like to see it 【C3】______ when it is within the legal and moral boundaries of society. The structure of American society allows us to make almost all our personal decisions that may 【C4】______ our health. If we 【C5】______ desire, we can smoke, drink excessively, refuse to wear seat belts, eat 【C6】______ foods we want, and live a 【C7】______ sedentary (久坐的) lifestyle. without any exercise. The freedom to make such personal decisions is the fundamental 【C8】______ of our society, 【C9】______ the wisdom of these decisions can be questioned. Personal choices relative to 【C10】______ often cause a difficulty. As one example, a teenager may know the facts relative to smoking cigarettes and health but may be 【C11】______ by friends into believing it is a socially 【C12】______ thing to do. A 【C13】______ of factors, both inherited and environmental, influence the development of health-related behaviors, and it is 【C14】______ the scope of this text to discuss all these factors as they may affect any 【C15】______ individual. However, the decision to adopt a particular health-related behavior. is 【C16】______ one of personal choices. There are healthy choices and there are unhealthy choices. Experts suggest that to knowingly give 【C17】______ over to a behavior. that has a statistical probability of 【C18】______ life is similar to attempting suicide. 【C19】______ , personal health choices should 【C20】______ those behaviors that are associated with a statistical probability of increased vitality and longevity.

【C1】

A．stopped

B．prevented

C．infected

D．cured