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In contrast to large steel plants that take iron ore through all the steps needed to produce several different kinds of steel, processing steel scrap into a specialized group of products has enabled small mills to put capital into new technology and remain economically viable.

正确答案: D

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不用回答了,我明白了,打搅大家了!

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楼主
发表于 2003-11-26 23:44:00 | 只看该作者

不用回答了,我明白了,打搅大家了!

372.    In contrast to large steel plants that take iron ore through all the steps needed to produce several different kinds of steel, processing steel scrap into a specialized group of products has enabled small mills to put capital into new technology and remain economically viable.
(A) processing steel scrap into a specialized group of products has enabled small mills to put capital into new technology and remain
(B) processing steel scrap into a specialized group of products has enabled small mills to put capital into new technology, remaining
(C) the processing of steel scrap into a specialized group of products has enabled small mills to put capital into new technology, remaining
(D) small mills, by processing steel scrap into a specialized group of products, have been able to put capital into new technology and remain
(E) small mills, by processing steel scrap into a specialized group of products, have been able to put capital into new technology and remained

参考答案D

我的疑问是为什么remain不用完成时态,而要用一般现在时?请各位指教!


[此贴子已经被作者于2003-11-26 23:59:05编辑过]
沙发
发表于 2003-11-27 09:15:00 | 只看该作者
我怎么没看明白?谁给解释一下?
板凳
发表于 2003-11-28 06:08:00 | 只看该作者
remain其实是和put平行的(而不是been able),从句子意思上来理解。
have been able to put capital into new technology and (have been able to) remain
地板
发表于 2003-11-28 08:55:00 | 只看该作者
原来如此,多谢师妹!
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