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标题: 补充题96,D和E有什么区别? [打印本页]

作者: sweetcorns    时间: 2007-8-16 07:10     标题: 补充题96,D和E有什么区别?

补充题96.  (420) There is substantial evidence that certain forms of solar energy either now or within a few years will be economically competitive with conventional sources of heat and power.

(A) either now or within a few years will be economically competitive with conventional sources of heat and power

(B) will either be economically competitive with conventional sources of heat and power within a few years or are so now

(C) will be economically competitive with conventional sources of heat and power either now or within a few years

(D) either are now economically competitive with conventional sources of heat and power or will be so within a few yearsD

(E) are either now or will be within a few years economically competitive with conventional sources of heat and power

D和E有什么区别?


作者: 小嘴金鱼    时间: 2007-8-16 09:58

同问!我选C


作者: AlphaBeta    时间: 2007-8-16 14:02

E的结构是are A or B, 即 are either now, or are will be,是个错误结构
D没有这个问题


作者: AlphaBeta    时间: 2007-8-17 06:36

哪儿的补充题?是指的新东方以前的老五册上的吗,thanks!
作者: sweetcorns    时间: 2007-8-17 14:16

大全250补充题啊!




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