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With his attention________on the shops along the roadside，he knocked an old man down while riding to school.
A concentrating B．concentrated C．to concentrate D．concentrates
答案 B
解析 考查词组，故选B项。
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| 短语辨析。 从方框里选择正确的短语，并用其正确的形式填空。 | |
2. Acting before thinking always _____failure. 3. He couldn't ______ the noise so he kept the windows shut all day long. 4. We met something unhappy, but _____,we enjoyed our stay there. 5. _____ you keep away from them, they won't do you any harm. 6. _____ I_____ clean all the rooms or just this one? 7. Believe in us. We will back you to the end _____ you fail. 8. If you know a foreign language you can tell your foreign friends about your family, study_____. 9. I wish you wouldn't ____interrupting me. 10. The lawyer spoke_____ his client(当事人)． |
| 短语辨析。 从方框里选择正确的短语，并用其正确的形式填空。 | |
2. In the game he _____ the basket 11 times but had only 5 succes ses. 3. Should I ____with you for the next two days? 4. Young people ____ to beautify our city. 5.____the past libraries, today's libraries are equipped much better. 6. The ages of the kids in the kindergarten_____2 years old ____6 years old. 7. The 1666 London fire____ many important buildings____. 8. Don't _____,boys;there's no danger. 9. I'm ____her safety. 10. My leg got hurt, but I____ home. |
1 ? Animals are natural resources. People have wasted these resources all through our history(合并句子).
Animals have been killed for ? 2 ?(they) fur and feathers, for food, for sport, and simply because they were in the way. Thousands of kinds of animals have disappeared from the world forever. Hundreds more are ? 3 ?(介词) the danger list today. About 170 kinds in the United States alone are considered in danger.
Why should people care?? 4 ? Because we need animals and because once they are going, there will never be any more.(改正错误)
Animals are more than just beautiful and ? 5 ?(interest).They are more than just a source of food. Every animal has its place in the balance of nature.? 6 ?(Destroy) one kind of animal can create many problems.
For example, when farmers killed large numbers of hawks, the farmers' stores of corn and grain were destroyed by rats and mice. Why?? 7 ?(连词) hawks eat rats and mice. With no hawks to ? 8 ?(动词短语) their numbers, the rats and mice multiplied(繁殖)quickly.
Luckily, some people are working to help save the animals. Some groups raise money to let people know about the problem. And they try to get the governments to pass laws protecting animals ? 9 ?(介词短语).
Quite a few countries have passed laws. These laws forbid (禁止) the killing of any animals or plants on the danger list. Slowly,? 10 ?(冠词) number of some animals in danger is growing.
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Look, what are those persons up [1] (介词)?They are surfing on the Internet．Many of them are part of a new addiction(瘾)called Internet addiction．Internet addicts spend at least thirty to forty hours [2] (live)online every week．The use of the Internet can be an addiction like drug(毒品)use．People lose control(控制)of the time they spend on [3] (冠词)Internet．
For example, one college student was [4] (miss)for several days．His friends were worried, and they called the police [5] (副词短语)his parents．[6]He was found by the police in a computer lab．(改为主动语态)He was surfing the net for several days straight．
[7]A study is done．It shows that about 6％ to 10％ of Internet users become addicted(合并成一个句子)． [8] (连词)people worry about the teens(青少年)because the Internet is changing the playing field for some of them．They spend more time in cyberspace than in the real? world of friends and family．[9]If the Internet made all the teens care about virtual life instead of real life, our world will be of no hope．(改错)
Is “surfing the net” a hobby or an addiction for you? You may have a problem if you have these symptoms(症状)：
·You do not go to important family activities or you do not do school work because you like to spend hours on the Internet．
·You can’t wait for your next online time．
·You plan to spend a short time online, but then you spend several hours．
·You go out with your friends less and less．
But don’t be [10] (pessimist)about your future．