The teacher has a(an) ___________ to get off topic; sometimes it is difficult for students to make out what he is saying.
My favorite writer is Mo Yan, some of ________ novels have a surprising ending.
It was a real race________time to get the project done. Luckily,we made it.
The door________open,no matter how hard she pushed.
________ in the bank robbery, Tod was arrested by the local police early in the morning.
My uncle hasn't been able to quit smoking,but at least he has ________.