问题 单项选择题 A1/A2型题

牙体修复过程中,不利于牙髓保护的是()

A.牙体制备过程中喷水降温

B.牙体制备完成后戴用暂时冠

C.选用对牙髓刺激小的粘结剂

D.牙体制备过程中加大压力,使切割尽快完成

E.修复体边缘密合

答案

参考答案:D

阅读理解

Everyone hopes to have a healthy lifestyle. But do you know what a healthy lifestyle is like? Here are some ways to have a healthy life.

Get active

This is the most important way of a healthy lifestyle. Walking, running, playing basketball and other sports will help you keep healthy.

Keep clean

Keep the places around you clean. Unclean and untidy places can not only make you angry but also (不但…而且)make you ill.

Eat healthily

Our health depends on (依赖于) our food, so everyone should remember to eat healthy food. The healthier food you eat, the healthier you will be.

Live green

This is the easiest way to live a healthy lifestyle. Plant trees around your house. Try your best to use less(更少的) water. Stop using things if they are bad for environment.

小题1:How many ways does the passage tell people to have a healthy lifestyle?

A.Two.

B.Three.

C.Four.

D.Five.小题2:How will unclean places make people feel?

A.Sad.

B.Angry and ill.

C.Happy and healthy.

D.Excited.小题3:What does the underlined word “environment” mean in Chinese?

A.空气

B.环境

C.矿藏

D.垃圾小题4:From the passage, which of the following is the way to live green?

A.Getting lots of exercise.

B.Keeping clean and tidy.

C.Planting trees.

D.Eating more fruit and vegetables.小题5:Which of the following is true according to the passage?

A.Get active is the only way to keep healthy.

B.You don’t need to keep your home clean.

C.You should try your best to use less water.

D.Our health depends on our clothes.

选择题