单项选择题

Since pollution became a concern in the 1950s, experts have predicted wrongly that the car ______ was about to end.

A．boost
B．boom
C．production
D．prosperity
<上一题 目录 下一题>
热门 试题

单项选择题
Employers who establish retirement plans must be ______ about engaging in transactions with their plans.
A．indecisive
B．cautious
C．implicit
D．conscious
单项选择题
Several international events in the early 1990s seem likely to ______, or at least weaken, the trends that emerged in the 1980s.
A．retrieve
B．revolve
C．reverse
D．revive
相关试题