问题
选择题
Was it not until you began to work ___ how much time you had wasted?
A．did you realize
B．that you realized
C．did you not realize
D．that you didn’t realize
答案
答案：B
考查特殊的强调句：it was not until..that…直到才，句意：直到你开始工作你才意识到浪费了多少时间吗？选B。