1. Because natural gas is composed mostly of methane, a simple hydrocarbon, vehicles powered by natural gas emit less of certain pollutants than the burning of gasoline or diesel fuel.
(A) less of certain pollutants than the burning of gasoline or diesel fuel
(B) fewer of certain pollutants than burning gasoline or diesel fuel do
(C) less of certain pollutants than gasoline or diesel fuel
(D) fewer of certain pollutants than does burning gasoline or diesel fuel(E)
(E) less of certain pollutants than those burning gasoline or diesel fuel
我怎么觉得应该选D呢
还有一题:
1. At a recent session, the French government has decided that
(A) has decided that
(B) decided that
(C) has decided that
(D) decided that
(E) has decided that
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