题目内容
Directions:For each blank in the following passage, choose the best answer from the choices given below. Mark your answer on the Answer Sheet by drawing with a pencil a short bar across the corresponding letter in the brackets.How does water scarcity affect people First of all, it (31) their health. It is not that they will die of thirst; rather, the poor quality of the water (32) for cooking and drinking may make them ill.(33) our bodies require water to treat waste products, plentiful water is required for proper sanitation (卫生)—water that for much of mankind is simply not available. (34) people without adequate sanitation rose from 2.6 billion in 1990 to 2.9 billion in 1999. And sanitation is literally a matter of life and death. In a (35) statement, United Nations officials warned:"When children lack water that is fit for drinking and sanitation, virtually every aspect of their health and development is (36) ."Food production is dependent on water. Many crops, of course, are watered by rain, but in recent times irrigation has become the key (37) the world% booming population. Today percent of the world’s harvest depends on irrigation.If plentiful water flows out of every tap in our home and if we have a clean toilet (抽水马桶) that conveniently washes out waste, it may be (38) to believe that the world is running out of an adequate supply of water. We should remember, however, that only 20 percent of mankind enioy such (39) .In Africa many women spend as much as six hours a day (40) water. 32（）
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Passage TwoJessica Bucknam shouts "tiao! "(tee—ow) and her fourth-grade students jump."Dun!"(doo—wen) she commands, and they crouch(蹲). They giggle(吃吃地笑) as the commands keep coming in Mandarin Chinese.Half of the 340 students at the K-5 school are enrolled in the program. They can contine studying Chinese in middle and high schools. The goal.. to speak like natives.About 24,000 American students are currently learning Chinese. Most are in high schools. But the number of younger students is growing in response to China’s emergence as a global superpower."China has become a strong partner of the United States," says Mary Patterson, Woodstock’s principal. "Children who learn Chinese at a young age will have more opportunities for jobs in the future."Isabel Weiss, 9, isn’t thinking about the future. She thinks learning Chinese is fun. "when you hear peo- ple speaking in Chinese, you know what they’re saying,’ she says. "And they don’t know that you know. ’ In response to the fact that （）,more American Students are learning Chinese.
计算机中存储容量的基本单位是字节，它的英文名称是 【1】。
设备驱动程序是直接与 (23) 打交道的软件模块。一般而言，设备驱动程序的任务是接受来自与设备 (24) 。
Passage TwoJessica Bucknam shouts "tiao! "(tee—ow) and her fourth-grade students jump."Dun!"(doo—wen) she commands, and they crouch(蹲). They giggle(吃吃地笑) as the commands keep coming in Mandarin Chinese.Half of the 340 students at the K-5 school are enrolled in the program. They can contine studying Chinese in middle and high schools. The goal.. to speak like natives.About 24,000 American students are currently learning Chinese. Most are in high schools. But the number of younger students is growing in response to China’s emergence as a global superpower."China has become a strong partner of the United States," says Mary Patterson, Woodstock’s principal. "Children who learn Chinese at a young age will have more opportunities for jobs in the future."Isabel Weiss, 9, isn’t thinking about the future. She thinks learning Chinese is fun. "when you hear peo- ple speaking in Chinese, you know what they’re saying,’ she says. "And they don’t know that you know. ’ Isabel Weiss has also chosen to learn Chinese because （）.
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