情放在第一的位置。故答案为A。
【10题详解】
细节理解题。根据文章倒数第二段I often make mistakes.Sometimes I am out of control.But if you can't stay with me at my worst,you are sure not to deserve to be with me at my best.可知如果你不能再朋友最困难的时候帮助他,那你也不配做他的朋友,患难见真情。故选D。
【11题详解】
主旨大意题。文章开篇明义,In order to have friends,you have to be a friend.概述了我们要努力成为一个合格的朋友,下文的内容都是在讲如何成为一个称职的朋友:学会倾听,帮助朋友。故选B。
【点睛】抓住文章主线和关键词语,归纳文章中心
要注意不是所有的段落都有主题句,有时主题句暗含在句中。阅读这样的文章,就需要自己根据文章的细节来分析,概括出段落的主题,从而推导出文章的主旨。分析的方法是:先弄清该段落主要讲了哪几方面的内容,这些内容在逻辑上有什么联系,然后加以归纳形成主题。本题第4小题,文章开篇明义,In order to have friends,you have to be a friend.概述了我们要努力成为一个合格的朋友,下文的内容都是在讲如何成为一个称职的朋友:学会倾听,帮助朋友。故选B。
Even plant can run a fever, especially when they're under attack by insects or disease. But unlike human, plants can have their temperature taken from 3,000 feet away straight up. A decade ago, adopting the infrared(红外线) scanning technology developed for military purposes and other satellites, physicist Stephen Paley came up with a quick way to take the temperature of crops to determine which ones are under stress. The goal was to let farmers precisely(精确的) target pesticide (杀虫剂) spraying rather than rain poison on a whole field, which always includes plants that don't have pest problems.
Even better, Paley's Remote Scanning Services Company could detect crop problems before they became visible to the eye. Fixed on a plane flown at 3,000 feet at night, an infrared scanner measured the heat sent out by crops. The data were transformed into a color﹣coded map showing where plants were running "fevers". Farmers could then spot﹣spray, using 50 to 70 percent less pesticide that they otherwise would.
The bad news is that Paley's company closed down in 1984, after only three years. Farmers resisted the new technology and long﹣term supporters were hard to find. But with the renewed concern about pesticides on produce and refinements(改进) in infrared scanning, Paley hopes to get back into operation. Agriculture experts have no doubt that the technology works. "This technique can be used on 75 percent of agricultural land in the United States," says George Oerther of Texas A& M,
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