7.包装合理化需要从以下哪些方面进行合理组合及运用？（）
A. 包装材料
B. 包装商品
C. 包装技术
D. 包装方式
查看答案
8.包装标准化可以大大减少包装的规格型号，从而提高包装的生产效率，便于商品的识别和计量。
A. 对
B. 错
What kind of food should we eat according to the passage?
A.Food rich in fiber and free of fat.
B.Only vegetables, fruits and grains.
C.Refined grain products.
D.A wide variety of highcalorie food.
Which of the following is NOT true?
A.The daily amount of calorie we need is 2，000 calories.
B.Creating a healthy diet can help us avoid illnesses.
C.Vegetables and fruits are free of fat.
D.We need to drink more soda.
What is the meaning of “Don't be the food police”？
A.Don't learn too much about food.
B.Don't be a policeman or policewoman when eating food.
C.Don't limit the amount of the food you eat.
D.Don't forbid some unhealthy food.
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