______ ever find something you want to save on your own computer, you can download it.
A. Should youB. If should you
C. If you willD. Will you
Today acupuncture, the art of “magic needles”, has become popular round the world, ______ have other traditional Chinese medicines.
A. soB. asC. thatD. which
Penicillin became the greatest drug of the 20th century, without ______ many people ______ from sickness or even small wounds.
A. it, diedB. which, have died
C. which, would have diedD. it, would have died
请以“On Driving Cars”为题，按下面所给提示，写一篇字数在100左右的短文。
第一句已给出，字数不计。
1. 如今，路上的汽车越来越多；
2. 一些人喜欢开汽车的原因；
3. 另外一些人不喜欢开汽车的原因。
Nowadays, there have been more and more cars in streets and people drive it for work…
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假定英语课上老师要求同桌之间交换批改作文，请你修改你同桌的以下作文。文中共有10处语言错误，每句中至多有两处。每处错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号(∧)，在下面写出该加的词。
删除：把多余的词用斜线(＼)划掉。
修改：在错的词下划一横线，在下面写出改正后的词。
注意：
1. 每次错误及其修改均仅限一词
2. 只允许修改10处，多者（从第11处起）不计分。
A young man called low-Carbon Brother become a hit on the Internet in 2011. He suggests to living a low-carbon life, which means using less energy in our daily life so that we can help reducing carbon dioxide in the air. For example, she always picks up some waste paper on the street or uses the blank side to write something. While he is watching TV, he always turns up the screen brightness to the minimum and turns off the light. Therefore, he goes to work by bike instead of driving. Some people think what he is doing is just a show. No one can live such a simply life with so many modern invention around us. As far as I am concerned, I am strongly in support his idea and his behavior. Although what he is doing has no huge effect on global warming, but he at least can enjoy a healthy life.
If the population of the Earth keeps on 1. (increase) at its present rate, there will 2. (eventual) not be enough resources left to support life on the planet. By the middle of the 21st century, if present trends continue, we 3. (use) up all the oil that drives our cars, for example. Even if scientists develop new ways of feeding the human race, the crowded conditions on Earth will make it 4. (necessity) for us to look for open space somewhere else. But 5. of the other planets in our solar system are capable of supporting life at present. One possible solution to the problem, 6. , has recently been suggested by an American scientist, Professor Carl Sagan. Sagan believes that 7. the Earth’s resources are completely 8. (exhaust), it will be possible to change the atmosphere of Venus and 9. create a new world almost as large as the Earth itself. The difficulty is that Venus is much hotter than the Earth. 10. , there is only a tiny amount of water there.
