Question

Teeth are very important for our health. They will be our lifelong friends. So we should learn to protect them at a very young age. Here are some tips:

First, we should eat right.

Don't eat too much candy or drink too much cola, or our teeth will go bad easily.

Have more cheese, milk and yogurt to make teeth strong.

Eat more vegetables and fruits to help clean teeth.

Second, we should keep these numbers in mind.

2/Day Brush your teeth at least twice a day：in the morning and before bedtime.

2-3 Minutes Brush for at least two to three minutes every time.

3 Months Get a new toothbrush every three months.

6 Months Go to the dentist every six months for a check-up.

根据短文内容，判断句子正(T)误(F)。

1.We're too young, so we needn't start protecting our teeth.

2.Cheese, milk and yogurt can keep our teeth strong.

3.We shouldn't brush our teeth after lunch.

4.We can brush our teeth for only one minute each time.

5.At least four tooth brushes should be used in a year.

1.F 2.T 3.F 4.F 5.T 【解析】本文主要谈论保护牙齿的重要性，并从两个方面给出了具体的建议。首先，我们应该吃得对。 不要吃太多糖果或喝太多可乐，否则我们的牙齿很容易变坏。多吃些奶酪、牛奶和酸奶，使牙齿结实。多吃蔬菜和水果，帮助清洁牙齿。第二，我们应该牢记这些数字。每天2次，每天至少两次刷牙：早上和睡前。每次2-3分钟，每次至少刷两到三分钟。3个月...

Answer 1