Dirt roads may evoke the bucolic simplicity of another century, but financially strained townships point out that dirt roads cost twice as much as maintaining paved roads.
dirt roads cost twice as much as maintaining paved roads
dirt roads cost twice as much to maintain as paved roads do
maintaining dirt roads costs twice as much as paved roads do
maintaining dirt roads costs twice as much as it does for paved roads
to maintain dirt roads costs twice as much as for paved roads
B Correct. Th e costs to maintain the roads are
emphasized in this sentence construction;
dirt roads cost and paved roads do (cost
understood) are parallel.
对比对象要对等,do这里应该是指cost
A Dirt roads are compared to maintaining
paved roads.
B Correct. Th e costs to maintain the roads are
emphasized in this sentence construction;
dirt roads cost and paved roads do (cost
understood) are parallel.
C Maintaining dirt roads is compared to paved
roads in general.
D It has no logical referent; the elements being
compared are not parallel.
E To maintain dirt roads is not parallel to for
paved roads.