Students in Dingli Senior High School are walking along the street, _____ a small red flag.

 ________left before the deadline, it doesn't seem likely that John will finish the job.

Not far from the club there was a garden, ____ owner seated in it playing bridge with his children every afternoon. 

___ a lot of work to do, all the workers are not allowed to take their holidays.

With the entrance examination _____ up, our classmates work harder and harder.