So quickly is a possibility today may be a reality tomorrow.A. are science and technolog

问题补充：

So quickly is a possibility today may be a reality tomorrow.

A. are science and technology advancing that

B. science and technology advancing are that

C. science and technology are advancing what that

D. are science and technology advancing that what

答案：

A. are science and technology advancing that

B. science and technology advancing are that

C. science and technology are advancing what that

(答案→)D. are science and technology advancing that what

解析：D考查倒装句。句意：科学技术发展如此之快以至于今天有可能的事情明天就可能成为现实。“so＋形容词/副词＋...that...”句型中“so＋形容词/副词”置于句首，主句主谓部分需部分倒装，故排除B、C两项；that引导结果状语从句，该状语从句又含一主语从句，即“is a possibility today”，该从句缺少主语，且表示“事物”，故用what引导。综上所述答案为D项。