If ______ the two World Trade Center towers in New York City would alone generate 2.25 mi
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If ______, the two World Trade Center towers in New York City would alone generate 2.25 million gallons of raw sewage each year.
A.fully occupied
B.to fully occupy
C.fully occupying
D.to be occupied fully
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正确答案:A
解析:本题考查非谓语动词,侧重点是考查过去分词。分词短语在此处相当于一个条件状语从句,表示一种假设的状况;动词occupy与主句主语the two World Trade Center towers为动宾关系,所以应用occupy的过去分词形式。故选项A正确。
