题型：完形填空 题类：真题 难易度：困难
山东省潍坊市2021年中考英语真题试卷
Space suits don't just make astronauts look cool. Without these1suits, astronauts wouldn't be able to leave their spaceship. That is to say, they wouldn't be able to 2on the Moon or work outside the International Space Station.
Space is a 3 place for human beings. Firstly, there is no air to breathe. Secondly, space also has high levels of radiation (辐射), energy that can pass through our bodies and make us 4. Thirdly, some parts of space are really cold 5 other parts are very hot. So astronauts could die in just a few seconds if they 6 outside their spaceship without their suits. With a space suit, though, astronauts can move around in space for several hours.
Space suits keep astronauts 7 sealed (密封的) inside. A backpack sends O2 in to let astronauts breathe normally. At the same time, the CO2 8 astronauts breathe out is sucked away. The suit also protects them from harmful radiation and fast-moving space dust. 9 the space suit is another suit that looks like a pair of tight pajamas (睡衣) with little pipes running through them. Water runs through these pipes to10astronauts because wearing a space suit can make astronauts very hot!
We should not use more water than we actually need. If we do, we will not have enough water in the future.{#blank#}1{#/blank#}It is not a difficult question to answer. If we remove more fresh water than nature replaces, we have taken too much.
Many cities run campaigns (运动) to get people to stop wasting water. They show them ways they can cut back on water use.{#blank#}2{#/blank#}What's more, they carry out programs that offer money to reduce water use. For example, they give people shower heads and toilets that use less water.{#blank#}3{#/blank#}
Another threat (威胁) to our water supply is pollution. When our sources of fresh water get polluted, we can no longer use this water. This also endangers (危及) the animals that depend on the water.
{#blank#}4{#/blank#}We can save lots of water by not letting taps (水龙头) run while we brush our teeth or by turning off taps right after washing hands. By collecting cold water when we're taking warm showers, we can also save water.{#blank#}5{#/blank#}In this way, we can make full use of water.
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A. However, just how much is too much? B. There are several things we can do to save water. C. Finally, they make laws to control the use of water. D. We don't have to let the cold water run until it gets warm. E. They also increase water bills for people who use too much. |
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