【推荐3】听下面一段较长对话，回答以下小题。
1. How does the woman help other companies?

A．By lending money to them.

B．By offering nice designs to them.

C．By changing the materials they use.

2. How long has the man’s business established?

A．For 5 years.

B．For 20 years.

C．For 30 years.

3. What does the man’s company sell?

A．Formal clothing.

B．Bags.

C．Sports shoes

【推荐1】听下面一段独白，回答以下小题。
1. Why does the speaker mention the ancestors in the beginning of the text?

A．To make a comparison.

B．To introduce their lives.

C．To thank them.

2. What does the speaker think of outdoor lighting in most cities?

A．It is not helpful most of the time.

B．It plays an important role in city lives.

C．It is too bright and sometimes unnecessary.

3. What have many cities in the world done?

A．They have made changes in the use of outdoor lighting.

B．They have passed some laws to stop wasting energy.

C．They have organized many environmental activities.

4. What is the text mainly about?

A．Electrical energy.

B．Light pollution.

C．The importance of lights.

【推荐2】听下面一段独白，回答以下小题。1.

A．Different types of pollution.	B．Some effects of pollution.
C．The prevention of noise pollution.	D．Noise is a kind of pollution.

2.

A．They can’t be heard all the time.

B．They are not familiar to most people.

C．They only exist in the remote countryside.

D．They’ve become a part of our daily life.

3.

A．To find out all the sources of noise pollution.

B．To become more sensible of our surroundings.

C．To realize the importance of protecting ourselves from it.

D．To change the way of making noise in our normal life.