Who is it up decide whether to go or not? A. to to B. for for C. to for D. for t
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Who is it up _____ decide whether to go or not?
A. to to B. for for C. to for D. for to
试题答案
A
解析:
第一个to属于be up to这个短语，第二个to为不定式表目的状语。