[填空题]We should get up early so that we can catch the early bus. We should get up early enough ______ the early bus.

[填空题]We should get up early so that we can catch the early bus.
We should get up early enough ______ the early bus.

[单项选择]Can you__________your can up so that I can get through !
A. hold
B. back
C. look
D. rush

[单项选择]I like to get up early so that I can get plenty of work（　） before lunch.
A. to do
B. doing
C. done
D. being done

[填空题]So we can get the conclusion that population explosion may lead to ______.

[单项选择]I have to catch up on my work tonight, so I can’t go to the movies with you.（）
A. 我今晚得把工作赶完，所以我不能和你一起去看电影了。
B. 我今晚不得不把工作赶完，所以我不会和你一起去看电影。
C. 我今晚必须赶完我的工作，所以我不会和你一起去看电影了。
D. 我今晚必须赶完我的工作，所以我不能和你去电影院。

[单项选择]Passage Four
How can we get rid of garbage Do we have enough energy sources to meet our future energy needs
These are two important questions that many people are asking today. Some people think that man might be able to solve both problems at the same time. They suggest using garbage as an energy source, and at the same time it can save the land to hold garbage.
For a long time, people buried garbage or dumped it on empty land. Now, empty land is scarce. But more and more garbage is produced each year. However, garbage can be a good fuel to use. The things in garbage do not look like coal, petroleum, or natural gas; but they are chemically similar to these fossil fuels. As we use up our fossil-fuel supplies, we might be able to use garbage as an energy source. Burning garbage is not a new idea. Some cities in Europe and the United States have been burning garbage for years. The heat that is produced by burning garbage is used to boil water. The steam th
A. The shortage of energy and air pollution.
B. The shortage of energy and the land to hold garbage.
C. Air pollution and the shortage of fossil fuel.
D. Air pollution and the shortage of land to hold garbag

[单项选择]How can we get to New York
A. By plane.
B. By bike.
C. By motorbik

[单项选择]How can we get rid of garbage Do we have enough energy sources to meet our future energy needs
These are two important questions that many people are asking today. Some people think that man might be able to solve both problems at the same time. They suggest using garbage as an energy source, and at the some time it can save the land to hold garbage.
For a long time, people buried garbage or dumped(倾倒) it on empty land. Now, empty land is scarce. But more and more garbage is produced each year. However, garbage can be a good fuel to use. The things in garbage do not look like coal, petroleum, or natural gas; but they are chemically similar to these fossil(化石) fuels. As we use up our fossil fuel supplies, we might be able to use garbage as an energy source.
Burning garbage is not a new idea. Some cities in Europe and the United States have been burning garbage for years. (78) The heat that is produced by burning garbage is used to boil water. The steam that is prod
A. About 2 million metric tons of garbage is burned in some power plants in Paris, France each year.
B. In a modem society, more and more garbage is produced each year.
C. Using garbage is a good way to solve the problem of energy shortage.
D. It will be too expensive to use garbage as an energy sourc