Teeth are important. Strong , healthy teeth help you chew(咀嚼) foods that help you grow. They help you speak clearly. And yes ,they help you look best. Here are some tips for you to take care of your teeth:

1. Brush your teeth the right way.

Brush your teeth at least twice a day – after breakfast and before bedtime. If you can, brush after lunch or after sweet snacks, too. Brush all of your teeth, not just the front ones. Spend time brushing teeth along the sides and back of your mouth. Spend at least three minutes each time you brush. Play a song you like to help pass the time. Get a new toothbrush every three months. When you buy toothbrush, be sure it has soft bristles(鬃毛).

2. Learn how to floss(用牙线清洁牙齿) your teeth.

Flossing is a very important way to keep your teeth healthy. Food may hide between two teeth. Flossing can help get rid of it. You’ll need to floss your teeth at least once a day.

3. Have good eating habits.

You need to be careful about what you eat and drink. Eating sugar is a major cause of tooth decay(蛀牙).Eat lots of fruits and vegetables and drink water instead of soda(苏打).

1.How many times at least should we brush our teeth a day?______

A. 1 B. 2 C. 3D. 4

2.What is the major cause of tooth decay? ______

A. Not brushing teethB. Not changing toothbrush

C. Eating sugar D. Not flossing teeth

3.How often should we change our toothbrushes? ______

A. never

B. three times a month

C. every three months

D. every month

4.The bristles of the toothbrush must be______

A. hardB. soft C. expensive D. not mentioned

5.Which is the right way to take care of teeth? ______

A. Only brush front teeth.

B. Not brush teeth before sleeping.

C. Spend at most three minutes to brush teeth each time.

D. Eat lots of fruits and vegetables and drink water instead of soda.

17.We often forget that people in other countries eat different things from us.In some countries,for example,rice is main food(主食).In others,such as Britain and American,bread made from wheat is the most important food.In many African countries,a kind of corn called maize(玉米)is the most important food.
    Most countries have dishes that were first created there.In China such dishes as sweet and sour pork and fried rice are very common.In Thailand and India,people eat many different curries.They like their food hot and spicy(辛辣).In England,a favorite dish is roast beef.The Italians eat spaghetti.French food is very famous everywhere.It is often very rich.
    In recent years fast food-sometimes called"junk food"-has become very popular all over the world.It was invented in the USA,and the first fast food was the hamburger.Interestingly,a hamburger does not actually contain ham(火腿).It's made from beef.There are restaurants and takeout places selling hamburgers in most cities of the world.
    The most international food,however,is Chinese.There probably isn't a city anywhere that does have at least one Chinese restaurant.This is because there are so many different dishes from so many different parts of China that there is something for everyone,whatever their favorite kind of food is.
56.What is the most important food in Britain and American?C
A.Maize.B.Rice.C.Bread.D.Corn.
57.The people in Thailand and India likeD.
A.fried food.B.sour food.C.sweet food.D.hot and spicy food.
58.Where was the fast food invented?A
A.In the USA.B.In Thailand.C.In India.D.In Italy.
59.Why do many cities have Chinese restaurants?B
A.Because there are so many different kinds of Chinese restaurants.
B.Because Chinese food has something for everyone.
C.Because Chinese food is everyone's favorite.
D.Because Chinese food is very cheap.
60.What's the best title of this article?A
A.people in different countries eat differently.
B.People in different countries eat the same food.
C.Chinese food is very popular all over the world.
D.People in different countries all like to eat hamburgers.

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