问题
选择题
It will be quite a long time______she is back again, so don’t be too cross with her.
A．that
B．since
C．before
D．until
答案
答案：C
此题考查连词的用法。It is + 时段 + since / before / that...，用that则构成强调结构，since表示”自从……以来”，before”在……之前”，此句意思是”很久之后才回来，所以别对她发火”。