ChaseDream»Forum › 下线版块 › GMAT语法专区 › 求助： OG-SC-#74

本贴相关题目 OG-2015-SC-77OG-2015-SC-77
OG-13-SC-77
OG-12-SC-74
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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.

Areduced the amount of phosphates that municipalities had been allowed to dump
Breduced the phosphate amount that municipalities had been dumping
Creduces the phosphate amount municipalities have been allowed to dump
Dreduced the amount of phosphates that municipalities are allowed to dump
Ereduces the amount of phosphates allowed for dumping by municipalities

正确答案: D

求助： OG-SC-#74

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singletonboy

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发表于 2009-11-25 10:55:10 | 显示全部楼层

这题其实有问题，出题者的意思是现在这个污染物还在被排放，所以后面用了一般现在时
我觉得理会GMAC的意思就可以了，也就是说根据具体意思判断合适时态（其实这一点很难把握，有时候有被GMAC刷着玩的感觉）

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本贴相关题目 OG-2015-SC-77OG-2015-SC-77
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OG-12-SC-74
... (DFTP)