问题
选择题
It was until last year that he ______.
A．left his home town for a new start
B．came to realize the importance of leaving English
C．worked as an English teacher at a middle school
D．set out to build a new house of h his own
答案
答案：C
强调句型。注意until引导的句型是肯定的意思其谓语动词应该是延续性动词。