2000-5-28

rt316 · 发表于 2004-10-8 09:49:00

28.

A liquid that might be a poor conductor when pure is often used to make solutions that readily transmits electricity.

答案是D没有问题，when pure是什么结构啊？pure不是只能作形容词么？

zhoushao · 发表于 2004-10-8 12:36:00

这里省略了it is ,即when it is pure．

ＧＧ看一下这个帖，里面有关于省略的讨论 http://forum.chasedream.com/dispbbs.asp?BoardID=58&ID=69202

rt316 · 发表于 2004-10-9 02:25:00

谢谢紫可爱mm

2000-5-28

2000-5-28

所属分类: TOEFL / IELTS

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