Two thirds of the composition __ been corrected.此题用has还是have

Two thirds of the composition __ been corrected.此题用has还是have
Two thirds of the composition __ been corrected.
此题用has还是have

Two thirds of the composition __ been corrected.此题用has还是have
has
(就近原则）看的是2/3后面的单词 composition
如果是Two thirds of the people 用 have

has