【填句补文】The future is much too important to simply guess about, the way the high school students did. ________ by carefully studying the present, skilled businessmen, scientists, and politicians are supposedly able to figure out in advance what will ha

【概括大意】"Many of life’s failures," the supreme innovator said, "are people who did not realize how close they were to success when they gave up." Before that magical moment in October 1879, Edison had worked out no fewer than 3,000 theories about elect

【填句补文】 Although the researchers have only just made the technical details of the microscope public, it is already on sale. It is currently the size of a refrigerator and takes several minutes to scan a circuit, but Xiao and Schrag are working _______

【填句补文】Many beginning interviewers are afraid that they are forcing the other person to answer questions and have no right to inquire about his personal secrets. ________. Unless the person really hates being interviewed, he is delighted that somebody

【填句补文】“Geochemists just want an intuitive sense of what’s going on with the elements,” says Albert Galy from the University of Cambridge ________.

【阅读判断】Although no other game is exactly like baseball, perhaps the one most nearly like it is the English game of cricket(板球).Q: Baseball shares many features with the English game of cricket.

【阅读判断】Before you begin your talk, be kind to your voice. Avoid milk or creamy drinks which coat your throat. Keep your throat wet by drinking a little sweetened warm tea or diluted fruit juice.Q: To solve the problem of dry mouths, one is advised to

【阅读判断】Over the weekend, Hillary Rodham Clinton, wife of former president Bill Clinton, announced her run for 2008 presidency. This is partly due to the biased thinking that women are weak on national security, though they might be strong on education

【完成句子】The importance of particular metals in the human diet has been realized within the past few decades, and the idea that geology might be related to health has been recognized for a number of elements such as iodine, zinc and selenium. For exampl

【概括大意】Wignall calculated the "killing efficiency" for these volcanoes by comparing the proportion of life they killed off with the volume of lava that they produced. He found that size for size, older eruptions were at least 10 times as effective at

【完成句子】The average lightning strike is more than 3 miles long and can travel at a tenth of the speed of light. Ball lightning, the rarest and most mysterious form, derives its name from the small luminous ball that appears near the impact point, moves

【完成句子】Did you know that before 1950, hurricanes had no names? They were simply given numbers. The first names were simply Alpha, Bravo, Charlie, etc. but in 1953, females names were given because of the unpredictability(不可预知) factor of the storms. In

【概括大意】The key to gardening with kids, says Patti Kraemer-Doell, family garden coordinator at the New York Botanical Gardens, is “Letting them experience it themselves. We have tried to guide them, but not tell them to put the sunflowers here and the

【完成句子】Lightning is generated when electrical charges separate in rain clouds, though processes are still not fully understood. Typically, positive charges(正电荷) build at the cloud top, while the bottom becomes negatively charged(负电荷的). In most instanc

【概括大意】If you are tired of making vague excuses for another dull summer at home, here is a thought to lift your spirits. You do not need anything so radical as winning a lottery(彩票) to finance a trip to Europe. A student identity card that can be obta

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【填句补文】The future is much too important to simply guess about, the way the high school students did. ________ by carefully studying the present, skilled businessmen, scientists, and politicians are supposedly able to figure out in advance what will ha

【概括大意】"Many of life’s failures," the supreme innovator said, "are people who did not realize how close they were to success when they gave up." Before that magical moment in October 1879, Edison had worked out no fewer than 3,000 theories about elect

【填句补文】 Although the researchers have only just made the technical details of the microscope public, it is already on sale. It is currently the size of a refrigerator and takes several minutes to scan a circuit, but Xiao and Schrag are working _______

【填句补文】Many beginning interviewers are afraid that they are forcing the other person to answer questions and have no right to inquire about his personal secrets. ________. Unless the person really hates being interviewed, he is delighted that somebody

【填句补文】“Geochemists just want an intuitive sense of what’s going on with the elements,” says Albert Galy from the University of Cambridge ________.

【阅读判断】Although no other game is exactly like baseball, perhaps the one most nearly like it is the English game of cricket(板球).Q: Baseball shares many features with the English game of cricket.

【阅读判断】Before you begin your talk, be kind to your voice. Avoid milk or creamy drinks which coat your throat. Keep your throat wet by drinking a little sweetened warm tea or diluted fruit juice.Q: To solve the problem of dry mouths, one is advised to

【阅读判断】Over the weekend, Hillary Rodham Clinton, wife of former president Bill Clinton, announced her run for 2008 presidency. This is partly due to the biased thinking that women are weak on national security, though they might be strong on education

【完成句子】The importance of particular metals in the human diet has been realized within the past few decades, and the idea that geology might be related to health has been recognized for a number of elements such as iodine, zinc and selenium. For exampl

【概括大意】Wignall calculated the "killing efficiency" for these volcanoes by comparing the proportion of life they killed off with the volume of lava that they produced. He found that size for size, older eruptions were at least 10 times as effective at

【完成句子】The average lightning strike is more than 3 miles long and can travel at a tenth of the speed of light. Ball lightning, the rarest and most mysterious form, derives its name from the small luminous ball that appears near the impact point, moves

【完成句子】Did you know that before 1950, hurricanes had no names? They were simply given numbers. The first names were simply Alpha, Bravo, Charlie, etc. but in 1953, females names were given because of the unpredictability(不可预知) factor of the storms. In

【概括大意】The key to gardening with kids, says Patti Kraemer-Doell, family garden coordinator at the New York Botanical Gardens, is “Letting them experience it themselves. We have tried to guide them, but not tell them to put the sunflowers here and the

【完成句子】Lightning is generated when electrical charges separate in rain clouds, though processes are still not fully understood. Typically, positive charges(正电荷) build at the cloud top, while the bottom becomes negatively charged(负电荷的). In most instanc

【概括大意】If you are tired of making vague excuses for another dull summer at home, here is a thought to lift your spirits. You do not need anything so radical as winning a lottery(彩票) to finance a trip to Europe. A student identity card that can be obta