大全875 8. Today’s technology allows manufacturers to make (small cars more fuel-efficient now than at any time in their) production history. C
(B) small cars that are more fuel-efficient than they were at any time in their (C) small cars that are more fuel-efficient than those at any other time in (D) more fuel-efficient small cars than those at any other time in their B最后的their为何不行? D是没有这么说的么,必须用一个定于从句完成这个比较么
又有大全 250 Domestic automobile manufacturers have invested millions of dollars in research to develop cars even more gasoline-efficient than those at present on the road. (B-p218-19)fficeffice" />
Domestic automobile manufacturers have invested millions of dollars in research to develop cars even more gasoline-efficient than those at present on the road.