Brush your teeth correctlyBrush your teeth correctlyPlace the toothbrush at a 45-degree angle (角度) to the gums (牙龈). Move the brush up and down gently in short strokes (摆动).Brush the outer and inner ……

GLASBERGENYou can eat ice cream on your diet, but only if you spit out the sugar and fat and only swallow the calcium (钙). ……

You can eat ice cream on your diet, but only if you spit out the sugar and fat and only swallow the calcium (钙). ……

to these questions is yes then there is chance that you might have gum disease. Your gums are the red part in your mouth that grow and support your teeth. Gum disease is very common. About half of adults ……

  谁是你眼中最勇敢的人？谁是你眼中最勇敢的人？In your eyes, who is the bravest person? In the eyes of Hu.... Want to learn more about his speech?In your eyes, who is the bravest person? In the eyes of Hu ……

. They also help you talk. The healthier your teeth are, the happier you will be.You can take care of your.... Be sure your toothbrush has soft bristles (刷毛). Brushes with hard bristles can hurt your gums (牙龈). Also ……

terrifying tale says that the gum you swallow can stick itself to your stomach forever. But what really happens if you swallow your gum?According to Discovery, chewing gum is made out of gum base ……

Look at this pencil case. It is quite different from others. It is called a “shark pencil case”. It can “swallow (吞下)” all your pencils and pens with its big mouth. Doesn’t it look cute? ……

Open your mouthDoctor: Please open your mouth, madam.Lady: Thank you very much, doctor.Doctor: Why... are two birds. One is a swallow (燕子), and the other is a sparrow (麻雀). Now who can tell us which ……

Crocodiles swallow stones to help them dive deeper. ……

Frogs can’t swallow (吞咽) with their eyes open. ……

gum line (牙龈线). Gently brush from where the tooth and gums meet to the end of your tooth in short... check-ups.The Bass brushing techniqueHold your brush at a 45-degree angle against your gum line ……

in which you are more likely to smoke.* Start reducing your cigarette use, including decreasing the number ……

YOUR first romantic kiss should be memorable for good reasons, not bad... Here are a few things to think about before the big event.1. Brush your teeth and tongue well.2. Heal chapped lips. Use lip ……

death? As a son or a daughter, what can you do to maintain a good relationship with your parents... relationship with your parents?” Later, the teacher asked us to watch the video again and read ……