A-A+
We are (at) a critical point in our nation's h
问题详情
We are (at) a critical point in our nation"s history and we cannot go back as individuals or (as a country) to (what) .we were ten, five or even one year (earlier).
A．at
B．as a country
C．what
D．earlier
参考答案
正确答案：C
解析：应将关系副词what改为where。表示我们不可能回到过去的某一时间点去(a point in our history)，因为表示的是时间点，而不仅仅是表示时间，所以不能改为 when。
