求助：PREP语法笔记202

ran2010zx · 发表于 2011-2-15 14:48:14

Providing initialevidence that airports are a larger source of pollution than they were oncebelieved to be, environmentalists in Chicago report that the total amount ofpollutant emitted annually by vehicles at O’Hare International Airport is twiceas much as that which is being emitted annually by all motor vehicles inthe Chicago metropolitan area.
A. as much as that which is being emitted annually by all
B. as much annually as is emitted by the
C. as much compared to what is annually emitted by all
D. that emitted annually byall (D)
E. that emitted annually compared to the
twice that 的表达？？？是不是 twice that就表示twice as much as those ？？？求解答，谢谢！

aeoluseros · 发表于 2011-2-15 14:58:21

twice是predominator，that是代词指代amount.

求助：PREP语法笔记202

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