4. 选A。短文的第2段第1句Waste can bring a lot of problems就告诉了我们答案，故选Ａ。

3. 选D。由第2段的句子It is reported that we will have no coal or oil to use in 100 years.可知，在100年后，我们可能没有coal or oil to use。故答案选D。

2. 选B。在第2段中，Fresh water, oil, coal均有提及，但Forest没有提到。故选B。

1. 选C。从文章的第1句Waste can be seen everywhere in the school.就说明了在学校浪费现象随处可见，故选C。

5. Which is the best title of this passage?

A. Stop Wasting　　 　　 　B. School life

C. Waste in the School　 　　 D. Rich Resources in China

[答案及解析]

4. Which of the following is right?

A. Waste brings problems.　　 B. Waste can bring no problem.

C. China is rich in fresh water.　　　 D. Students never waste things.

3. What may happen in 100 years?

A. We may still have enough oil.　 B. We may still have enough coal.

C. We may have a little oil.　 D. We may have no coal or oil to use.

2. Which is not mentioned in this passage?

A. Fresh water. 　B. Forest.　　　 　　　　C. Oil.　　　　　　　 　D. Coal.

1. From the passage we know that some students often _______ in the school.

A. eat too much　 B. don’t work hard　 C. waste things 　D. throw rubbish everywhere