Ⅰ.语境填词
1．Our school will ________(组织) a health examination for all the students.
2．The ________(大多数) of doctors believe smoking is harmful to health.
3．Give a ________(总结) of this chapter.
4．In Africa，many people suffered from the effects of poor ________(营养) and even starvation because of a lack of food.
