单项选择题
A．did the boy go B．went the boy C．the boy goes D．the boy did go
My sister has been working in that factory ever（）it was...
单项选择题My sister has been working in that factory ever（）it was set up.
A．since B．while C．when D．fill
Hurry up! Otherwise the play（）by the time we got there....
单项选择题Hurry up! Otherwise the play（）by the time we got there.
A．will start B．will have started C．has started D．starts
（）in Hangzhou for more than ten years, he knew the city...
单项选择题（）in Hangzhou for more than ten years, he knew the city quite well.>
A．Living B．Lives C．Having lived D．Lived
