单项选择题

______ with steam engines, turbines have much higher efficiency.

A．Compared
B．While comparing
C．Compare
D．Comparing
<上一题 目录 下一题>
热门 试题

单项选择题
I am determined to get a ticket for the football games ______ it means standing in a queue all night.
A．provided
B．as if
C．even if
D．whatever
单项选择题
Many people believe that our species ______ threatened with extinction. IA] is [BI are [C] are to be [D]used to be
A．[BI are
B．IA] is
C．Many people believe that our species ______ threatened with extinction.
D．are to be
E．used to be
相关试题