1 . Food has always been one of the greatest wants of humankind. The search for food is the_______human behavior. Thus，_______food were easier to get and prepare，it would be really helpful for humankind. It would reduce a great burden (负担). The development of processed foods (加工食品) has made food easier to get and prepare. _______every coin has two sides. Apart from its advantages，the_______of cooking also has its disadvantages.

Though processed foods seem like a great way to save_______，they offer much less nutritional (营养的) value than traditional foods. People today are so busy that they are not able to spend enough time preparing their food. As a result，many people_______to eat processed foods，ready­to­cook meals and various fast foods. But what will_______if one eats such food all year round? It will damage your health. The nutritional value of the food is not so high. Worse still，research shows that preservatives (防腐剂) used in these foods are_______to children. That's why health experts warn people not to eat too much of such_______food.

Besides，since people spend little time preparing food，the culture of cooking is slowly ________. Cooking is not done just to satisfy hunger；it is also a(n)________form of art. Across the world，there are thousands of ________cooking styles. If young people are used to processed foods，few of them will develop great cooking________. And when they become parents，it will be hard for their children to enjoy a(n)________home­cooked meal. What's more，cooking is a great time for families to connect. There is a lot of________when family members are preparing food together.

In a word，I believe though processed food has made the preparation of food much easier，it has not been a good step for humankind.