更多"How can I have put _____ a pound si"的相关试题:
[填空题]Scientists have reason to think that a man can put up with far more radiation than 0.1 rem _________________(而不受伤害).
[单项选择]How can weekend guests have meals at the cafeteria
A. By paying for meals one at a time.
B. By borrowing a student’s meal card.
C. By ordering their meals in advance.
D. By buying a weekend meal card.
[填空题]How can you protect other people when you have a cold
______ with a tissue when you cough or sneeze at least.
[单项选择]How can I convince you of that we have almost used up our supplies( )
A. How
B. of that
C. used up
D. supplies
[填空题]How long can the payment be put off without being charged
[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. (83)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 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.
Buring garbage is not a new ideA.Some cities in Europe and the United States have been buring garbage for years. The heat that is produced by burning garbage is used to boil water. The steam that is produced is used to make electricity o
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 fuels.
D. Air pollution and the shortage of the land to hold garbage.
[填空题]How can I have any self-confidence when you’re already so (critic) ______ of me
[单项选择] How can we get rid of garbage (垃圾) 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 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. The heat that is produced by burning garbage is used to boil water. The steam that is produced is
A. Garbage and the Earth
B. Fossil Fuel and Garbage
C. Land and Garbage
D. Garbage—Energy Source