Clean your sweet teeth巧克力牙膏Chocolate is bad for your teeth, but not this one. US company Theodent made chocolate flavor (口味) toothpaste. It brushes your teeth and you can even eat it. ……

Time to clean your teeth大河马，该刷牙啦！CLEANING teeth is important, even for hippos (河马). Kiboko is a 30-year-old hippo in a Japanese zoo. Every year zookeepers brush Kiboko’s teeth to teach children about ……

Q: What do astronauts (宇航员) do when they clean their teeth in space?A. They use their fingers (手指).B. They swallow (吞) the toothpaste.C. Nothing. They don’t clean them. ……

. On that day, Zhang joined more than 10,000 young students in Shenzhen to clean teeth on the streets... before. Now, I will clean them for longer and more carefully.Most teens clean their teeth every day ……

), lemon (柠檬) juice or ashes (灰) to clean teeth. When modern toothpaste (牙膏) came out about 100 years ago, it helped people clean their teeth better. Dentists suggest that it is better to brush your ……

, it is important to repair3 it. You get a decayed tooth when you don’t clean your teeth. Germs (细菌) will build up and eat away your teeth! And you know what? They like candies too. So, try to clean ……

people clean their teeth in the old days?People used ground-up chalk (粉笔末) or charcoal (木炭) or lemon juice to clean teeth. Are teeth the strongest part of human body?Yes. There is a special ……

dental problems and help you clean your teeth. Pay attention to what you eat. It is better to eat...) to make your teeth straight and beautiful.Bite-sized factsQ:How did people clean their teeth before ……

蛋蛋牙刷清洁器We use a toothbrush to clean our teeth. So how can we clean our toothbrush? Here is the toothbrush cleaner Zappi. You put your toothbrush in Zappi, press the button (按钮) and wait for a few ……

to clean their teeth!It was only about 100 years ago that someone created toothpaste to clean teeth...Before we used toothpasteMANY years ago, people didn't know how to look after their teeth ……

    我爱我牙牙我爱我牙牙Clean, clean, clean your teeth. We brush our teeth everyday. Animals also love their teeth. Look at these clever ones. Clean, clean, clean your teeth. We brush our teeth ……

first two teeth. They make my mouth water. Mom helps me clean them.3.I begin to brush my teeth...! My clean and tidy teeth are back again!陕西省西安建筑科技大学附属小学四(1)班 叶泽旭 指导老师 张蕾 ……

Choose the answer:1. It is best to brush teeth at a_____ angle to the gums.A. 0-degreeB. 30-degreeC. 45-degreeD. 90-degree2. It is best to brush the_____ back and forth.A. front teeth B. outer ……

Choose the answer:1. It is best to brush teeth at a ________ angle to the gums.A. 0-degreeB. 30-degreeC. 45-degreeD. 90-degree2. It is best to brush the ________ back and forth.A. front teeth B ……

把小金属片放在嘴里就能治好龅牙吗？ONE day you might find that your best friend's teeth are shining. It's not because of their white teeth. It's the smallmetal(金属) pieces on their teeth. But what ……