_____in the queue for half an hour, the old man suddenly realized he had left the purse in the office.
Either of you ________ going there tonight.
Between the two roads ________ a TV tower called“Skyscraper Tower”.
Nothing but one desk and six chairs ________ in the room.
“If anybody ________,please put down ________ name,”said the teacher to the monitor.
The secretary and principal ________ at the meeting now.