问题
选择题
It suddenly ______ to me that we could use a computer to do the job.
A．took place
B．occurred
C．came about
D．happened
答案
答案：B
考查固定结构。Sth occurs to sb.某人突然想起某事；句中It是形式主语，真正的主语是that we could use a computer to do the job。选B。
远中邻面深龋，穿髓，颊侧前庭沟处牙龈红肿，未扪及波动感，叩（+++），Ⅲ度松动