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Questions 18 to 20 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions. The announcer finally reminded the passengers of
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希赛公司要架设一台DNS服务器，请回答以下问题。 【问题5】 顶级域名中，edu和com一般应用于什么组织
Questions 28 and 29 are based on the following news. At the end of the news item, you will be given 10 seconds to answer the questions. What led to the failure of NASA’s mission
细菌通过性菌毛相互连接沟通，将遗传物质从供体菌转移给受体菌
For many people today, reading is no longer relaxation To (31) their work they must read letters, reports, newspapers... In getting a job or advancing in one, the ability to read and comprehend (32) can mean the (33) between success and failure. Yet the unfortunate fact is that most of us are poor readers. Most of us (34) poor reading habits at an early age, and never get (35) them. The main (36) lies in the actual stuff of language itself—words. (37) individually, words have little meaning (38) they are strung together into phrased, sentences and paragraphs. (39) , however, the untrained reader does not read groups of words. He laboriously reads one word (40) often regressing to read words or passages. Regression, the (41) to look back over (42) you have just read, is a common bad habit in reading. Another habit which (43) down the speed of reading is vocalization—sounding each word either orally or mentally (44) one reads. To (45) these bad habits, some reading clinics use a device (46) an accelerator, which moves a bar down the page at a predetermined speed. The bar is set at a slightly faster rate than the reader finds (47) , in order to "stretch" him. The accelerator forces the reader to read fast, making word-by-word reading, regression and subvocalization, (48) impossible. At first (46) is sacrificed for speed. (50) when you learn to read ideas and concepts, you will not only read faster, but your comprehension will improve.
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