1. Originally developed for detecting air pollutants，a technique called proton-induced x-ray emission，which can quickly analyze the chemical elements in almost any substance without destroying it，is finding uses in medicine，archaeology， and criminology.
（A） Originally developed for detecting air pollutants， a technique called proton-induced x-ray emission， which can quickly analyze the chemical elements in almost any substance without destroying it，
（B） Originally developed for detecting air pollutants， having the ability to analyze the chemical elements in almost any substance without destroying it， a technique called proton induced x-ray emission
（C） A technique originally developed for detecting air pollutants， called proton-induced x-ray emission， which can quickly analyze the chemical elements in almost any substance without destroying it，
（D） A technique originally developed for detecting air pollutants， called proton-induced x-ray emission， which has the ability to analyze the chemical elements in almost any substance quickly and without destroying it，
（E） A technique that was originally developed for detecting air pollutants and has the ability to analyze the chemical elements in almost any substance quickly and without destroying the substance， called proton-induced x-ray emission，
2. None of the attempts to specify the causes of crime explains why most of the people exposed to the alleged causes do not commit crimes and，conversely， why so many of those not so exposed have.
（A） have
（B） has
（C） shall
（D） do
（E） could
3. Computers are becoming faster，more powerful，and more reliable，and so too are modems，they are the devices to allow two or more computers to share information over regular telephone lines.
（A） so too are modems， they are the devices to allow
（B） so too are modems， the devices that allow
（C） so too modems， the devices allowing
（D） also modems， they are the devices that allow
（E） also modems， which are the devices to allow
4. A 1972 agreement between Canada and the United States reduced the amount of phosphates that municipalities had been allowed to dump into the Great Lakes.
（A） reduced the amount of phosphates that municipalities had been allowed to dump
（B） reduced the phosphate amount that municipalities had been dumping
（C） reduces the phosphate amount municipalities have been allowed to dump
（D） reduced the amount of phosphates that municipalities are allowed to dump
（E） reduces the amount of phosphates allowed for dumping by municipalities
5. Among the objects found in the excavated temple were small terra-cotta effigies left by supplicants who were either asking the goddess Bona Dea's aid in healing physical and mental ills or thanking her for such help.
（A） in healing physical and mental ills or thanking her for such help
（B） in healing physical and mental ills and to thank her for helping
（C） in healing physical and mental ills， and thanking her for helping
（D） to heal physical and mental ills or to thank her for such help
（E） to heal physical and mental ills or thanking her for such help
6. A proposal has been made to trim the horns from rhinoceroses to discourage poachers；the question is whether tourists will continue to visit game parks and see rhinoceroses after their horns are trimmed.
（A） whether tourists will continue to visit game parks and see rhinoceroses after their horns are
（B） whether tourists will continue to visit game parks to see one once their horns are
（C） whether tourists will continue to visit game parks to see rhinoceroses once the animals' horns have been
（D） if tourists will continue to visit game parks and see rhinoceroses once the animals' horns are
（E） if tourists will continue to visit game parks to see one after the animals' horns have been
7. The technical term “pagination” is a process that leaves editors， instead of printers， assemble the page images that become the metal or plastic plates used in printing.
（A） is a process that leaves editors， instead of printers， assemble
（B） refers to a process that allows editors， rather than printers， to assemble
（C） is a process leaving the editors， rather than printers， to assemble
（D） refers to a process which allows editors， but not to printers， the assembly of
（E） has reference to the process leaving to editors， instead of the printer， assembling
8. The black hole has entered the popular imagination as an object too massive that neither light nor matter can escape its gravitational pull.
（A） too massive that neither light nor matter can escape its
（B） too massive for either allowing light or matter to escape its
（C） massive enough that either light or matter cannot escape their
（D） so massive that neither light nor matter could escape their
（E） so massive that neither light nor matter can escape its
9. After crude oil，natural gas is the United States second biggest fuel source and supplied almost exclusively from reserves in North America.
（A） After crude oil， natural gas is the United States second biggest fuel source and supplied almost exclusively from reserves in North America.
（B） Natural gas， after crude oil the United States second biggest fuel source， supplied almost exclusively from reserves in North America.
（C） Being supplied almost exclusively from reserves in North America， natural gas， the United States second biggest fuel source after crude oil.
（D） Natural gas， the United States' second biggest fuel source after crude oil， is supplied almost exclusively from reserves in North America.
（E） Natural gas is supplied almost exclusively from reserves in North America， being the United States' second biggest fuel source after crude oil.
10. The airline industry is cutting its lowest discount fares more widely，more substantially，and earlier this year than it normally does at the end of the summer， a time during which travel usually decreases and the industry uses some lower fares for the attraction of passengers.
（A） during which travel usually decreases and the industry uses some lower fares for the attraction of
（B） during which travel usually decreases and therefore the industry will use some lower fares for the attraction of
（C） in which travel usually decreases and in which the industry therefore uses some lower fares attracting
（D） when travel usually decreases and the industry uses some lower fares to attract
（E） when travel usually decreases and therefore the industry will use lower fares for the attraction of |
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