问题补充：
Everyone likes living in a clean and comfortable environment. If the environment is bad, it will affect our body, and make us not feel well. Sometimes we may be terribly ill. Why? It’s germs（细菌）that make 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 dirty water. When we look at the dirty water under the microscope, we shall see them in it. Germs can also be found in the air and dust（灰尘）. 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.
So environment is very important to us. To keep us healthy, we should try our best to make our environment become cleaner and tidier. It needs us to act together.
【小题1】Germs are the things that.
A. you can’t see with your eyes
B. you can see everywhere
C. are very big
【小题2】 Germs can be found.
A. on the small thing B. everywhere C. only in dirty water
【小题3】You feel if germs go into the finger that is cut.
A. nothing B. painful C. relaxed
【小题4】The underlined word “affect” means in Chinese.
A. 强壮 B. 打动 C. 侵害
【小题5】From the passage we know that.
A. the environment is becoming worse
B. if the environment is better, germs will be more
C. germs may make us ill A
答案：
(答案→)A
解析：本文是细菌在我们身边，无处不在，我们用肉眼看不到它们，但是它们在无时无刻在侵害着我们的身体。故环境很重要，保护环境就是保护我们自己。
【小题1】A 细节推断题。根据第一段的They are very small and you can’t find them with your own eyes它们是非常小的，你不能用自己的眼睛看到。故选A。
【小题2】B 细节理解题。根据第一段中的There are germs everywhere细菌无处不在，故选B。
【小题3】B 细节理解题。根据第一段的If you cut your finger, some of the dust from the floor may go into it如果你割破手指，一些来自地面的灰尘会进入伤口，你会很痛。故选B。
【小题4】C 词义辨析题。根据affect所在的这句话：If the environment is bad, it will affect our body, and make us not feel well.如果环境不好，它（细菌）将会侵害我们的身体，使我们感觉不好。故选C。
【小题5】C 细节理解题。根据【小题4】中的解释，可判断C正确。
