单项选择题

What was the most important reason for the U. S. government to stop the Vietnam War and withdraw the troops

A．The economy.
B．The expenses.
C．The lasting time was too long.
D．The antiwar movements both inside and outside the country.

<上一题目录下一题>

热门试题

填空题

in→on

填空题

the moment when the→the moment the