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题库 / OG2017V-SC-203
A March 2000 Census Bureau survey showed that Mexico accounted for more than a quarter of all foreign-born residents of the United States, the largest share for any country to contribute since 1890, when about 30 percent of the country's foreign-born population was from Germany.
the largest share for any country to contribute
the largest share that any country has contributed
which makes it the largest share for any country to contribute
having the largest share to be contributed by any country
having the largest share to have been contributed by any country
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补充：B. Correct. This form of the appositive is the most efficient way
to express the comparison. Depending on when the sentence
was written and what the writer intended to express, the verb
form could be either had contributed or has contributed. The
use of has contributed implies that, from the perspective of
the sentence, the comparison between German-born U.S.
residents and those from other countries still holds true.
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