问题
选择题
Since we have made ____, we have to make ____ to achieve more.
A．a progress; efforts
B．progresses; an effort
C．much progress; effort
D．little progress; efforts
答案
答案：D
考查名词单复数。Progress是不可数名词，排除ＡＢ；make an effort to do sth努力做某事。句意：既然我们以及取得了进步，我们不得不努力获得更多、