可是在下面的题干里面announced that the group will ..是不是不太符合GMAT的语法要求啊？
GWD5-Q26:
TheOrganization of Petroleum Exporting Countries (OPEC) had long been expected toannounce a reduction in output to bolster sagging oil prices, but officials ofthe organization just recently announced that the group will pare dailyproduction by 1.5 million barrels by the beginning of next year, but only ifnon-OPEC nations, including Norway, Mexico, and Russia, were to trim outputby a total of 500,000 barrels a day.
A. year, but only if non-OPEC nations,including Norway, Mexico , and Russia, were to trim output B. year, but only if the output of non-OPECnations, which includes Norway,Mexico , and Russia, istrimmed C. year only if the output of non-OPEC nations,including Norway, Mexico , and Russia, would be trimmed D. year only if non-OPEC nations, whichincludes Norway, Mexico , and Russia, were trimming output E. year only if non-OPEC nations, including Norway, Mexico ,and Russia,trim output作者: snail007 时间: 2009-12-20 23:01
顶起来再问一下作者: gavensc 时间: 2011-1-3 22:03
同问，为什么不选C呢？