大家看这题

WalkByFaith

Providing initial evidence that airport are a larger source of pollution than they were once believed to be, environmentalists in Chicago report that the total amount of pollutant emitted annually by vehicles at O’Hare International Airport is twice as much as that which is being emitted annually by all motor vehicles in the Chicago metropolitan area.

as much as that which is being emitted annually by all

as much annually as is emitted by the

as much compared to what is annually emitted by all

that emitted annually by all

that emitted annually compared to the

BeyondGMAT800

C的答案多完美

[此贴子已经被作者于2005-9-23 9:32:41编辑过]

WalkByFaith

Quite interesting！ i would rather pick up B, however, the reference answer, ironically, is D.

lianjon

d,so confused

howardwang

我选择D

that 指代 amount ，简洁、平行而且很完美。

BeyondGMAT800

Faint!!!

把D写成C了.希望考试可别犯这种低级错误.

[此贴子已经被作者于2005-9-23 9:34:52编辑过]

WalkByFaith

d,so confused

同问。

。。。is twice that emitted annually by all。。。

有这种用法吗？

另，B为何不好？

还请howard and eyondGMAT细细道来。。。

WalkByFaith

刚才没发好。。。

Howard: 每次都救火，thanks a lot. B为何不好？

howardwang

以下是引用whq2002在2005-9-23 11:45:00的发言：

刚才没发好。。。

Howard: 每次都救火，thanks a lot. B为何不好？

as much annually as is emitted by the中的annually位置不好。你试着翻译翻译就知道了。

另外，注意twice的一个用法：

例子：

Lemons contain twice the amount of vitamin C as oranges, as well as valuable B vitamins.

BeyondGMAT800

one of the use for twice is twice + noun