Everyone likes living in a clean and comfortable environment.If the environment is bad. it will affect our bodies, and make us not feel well.Sometimes we may be terribly ill.At that time we don’t want to work, and we have to stay in bed and rest at home.So the environment is very important to us.
It’s germ that makes us ill.There are germs everywhere, They are very small and you can’t find them with your own eyes, but you can see them with a microscope（显微镜）.They are very small and there may be hundreds of them on a very small thing, Germs can always be found in the dirty water.When we look at dirty water under the microscope, we shall see them in it.Germs can also be found in air and dust.If you cut your finger, some of the dust from the floor may go into it, and you will have much pain in it.Sometimes the germs will go into all of your body, and you will have pain everywhere.
To keep us healthy, we should try to our best to make our environment become cleaner and tidier.This needs us to act together.
The writer tell us that________.

A．germs can’t live in the water.

B．we should rest at home if the environment is bad

C．we feel well when the environment is good.

D．germs like comfortable environment

Germs are________.

A．very small things that you can’t see with your eyes.

B．just living in a clean and comfortable environment

C．either big or small depending on where they are

D．clean when they are found in clean water

Germs can be found in_________.
A.dirty water B. air     C.dust D.A.B and C
How will you feel if germs go into the finger that is cut?

A．I will feel nothing.	B．I will feel painful.
C．I will feel nervous.	D．I will feel frightened .

From the passage we know that________

A．environment doesn’t affect our life.

B．germs may make us ill.

C．we don’t need to improve our environment.

D．if the environment is better, germs will be more.

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