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题库 / OG2017V-SC-219
According to the Economic Development Corporation of Los Angeles County, if one were to count the Los Angeles metropolitan area as a separate nation, it would have the world's eleventh largest gross national product, that is bigger than that of Australia, Mexico, or the Netherlands.
if one were to count the Los Angeles metropolitan area as a separate nation, it would have the world's eleventh largest gross national product, that is
if the Los Angeles metropolitan area is counted as a separate nation, it has the world's eleventh largest gross national product, that being
if the Los Angeles metropolitan area were a separate nation, it would have the world's eleventh largest gross national product,
were the Los Angeles metropolitan area a separate nation, it will have the world's eleventh largest gross national product, which is
when the Los Angeles metropolitan area is counted as a separate nation, it has the world's eleventh largest gross national product, thus
Choice A uses the clause that is. Usage of present tense verb suggests that the said gross national product is currently bigger than that of the countries mentioned in the sentence.
But the sentence intends to present just a hypothetical calculation that does not exist.
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