Section 4

　　食物和儿童健康

　　31-40) completion

　　information provided

　　31. Survey for ingredients

　　32. stored food quality in affecting the frozen food

　　33. food saved should take into account of cooking temperature changes

　　34. pay attention to organic food in American

　　Mass Media's disadvantages

　　35. supermarkets use price and image to attract customers

　　36. the source of the information

　　37. prime motivation for companies: only concern for sales

　　38. facilities such as entertainment activities

　　39. food safety and nutrition

　　40. healthy choices depend on the lectures to parents

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（编辑：JIE）