1 . 听下面一段独白，回答以下小题。
1. What probably happened in Fountain Hills during winter?

A．All animals died off.

B．It didn’t rain much.

C．Many chemicals were used.

2. What can we know about Fountain Hills from the talk?

A．The farmland produced no food.

B．Black birds were missing.

C．People there got sick easily.

3. Why did many bees disappear?

A．Animals ate them.

B．The government killed them.

C．They flew away.

4. What do the scientists offer to do?

A．Bring bees from the town.

B．Teach farmers how to grow food.

C．Tell people the importance of bees.

4 . 听下面一段独白,回答以下小题。
1. Where is Mountain Kilimanjaro located?

A．In America.

B．In Africa.

C．In Asia.

2. What do we know about Mountain Kilimanjaro?

A．It is part of a mountain range.

B．It is the greatest nature wonder in the world.

C．It attracts people to see the glacier-covered (冰川覆盖的) peaks.

3. When was Kilimanjaro Nation Park declared a World Heritage Site?

A．In 1889.

B．In 1973.

C．In 1987.

4. What happens to Mountain Kilimanjaro now?

A．Nobody tries to climb it because of worse weather.

B．Disappearance of snow may be reducing the income of tourism.

C．Changing climate makes it disappear gradually.