单项选择题

America will never again have as a nation the spirit of adventure as it ______ before the West was settled.

A．could
B．did
C．would
D．was
<上一题 目录 下一题>
热门 试题

单项选择题
He was, to a certain practical extent, experienced in ______ trades and callings collateral to his own.
A．numerable
B．numerical
C．numeral
D．numerous
单项选择题
Not for one second ______ he would win the first prize of the welfare lottery, $ 5 million
A．Alex thinks
B．Alex thought
C．Alex would think
D．did Alex think
相关试题