GWD3-Q30:
Today’s technology allows manufacturers to make small cars more fuel-efficient now than at any time in their production history.
A.small cars more fuel-efficient now than at any time in their
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
E.more fuel-efficient small cars now than at any time in
答案选B
谢谢谢谢!