问题
填空题
快乐论机制是指机体摄取食物不仅是为了消除饥饿，满足体内能量需要，而且是一种（）
答案
参考答案：快感寻求
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快乐论机制是指机体摄取食物不仅是为了消除饥饿，满足体内能量需要，而且是一种（）
参考答案：快感寻求
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It's __2__ your teeth are important in many ways. Take care of them, and they'll help to take care of you. Strong, __3__ teeth help you grow. They also help you speak clearly. You can take pate of your teeth by doing like these: Brush your teeth __4__ a day, after getting up and before bedtime. And you brush all of your teeth, not just the front ones. Spend some time __5__ the teeth along the sides and in the back. Take your time while brushing. Spend at __6__ three minutes each time you brush. Be sure your toothbrush is soft. Ask your parents to help you get a new toothbrush. __7__, three months. Clean between your teeth with dental floss (牙线). It feels strange when you do it at first, but soon you'll get used to __8__ it. Brushing __9__ your teeth healthy. You also need to care about what you eat and drink. Eat __10__ fruits and vegetables and drink water instead of drinks. Do you want to have white and healthy teeth? Please brush your teeth! | ||||
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