求助：XDF小蓝111题

yangshuyun · 发表于 2011-5-9 22:48:07

The guiding principles of the tax plan released by the Treasury Department could have even a greater significance for the economy than the particulars of the plan.
A even a greater significance for the economy than
B a significance that is even greater for the economy than
C even greater significance for the economy than have
D even greater significance for the economy than do
E a significance even greater for the economy than have
答案D ,但我想问助动词补出难道不应该补COULD吗？？谢谢了

yangshuyun · 发表于 2011-5-9 22:50:14

这个地方地方是与过去事实相反的虚拟语气，补DID可以吗？？帮忙啦~

求助：XDF小蓝111题

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