—Excuse me,sir,smoking________in the gas station.—Oh.I’m really sorry.A.doesn’t allowB.isn’t allowedC aren’t allowed
They thought about________some photos in Beijing.
The man followed the boy________what he wanted________in the small room.
When I left my office,I saw the headmaster________to some students at the school gate.
I________my clothes when the phone rang.
The campers were so tired that they________asleep soon.