Peter’s jacket looked just the same as Jack’s, but it cost his.
Don’t mention that at the beginning of the story, or it may ______ the shocking ending.
______ regular exercise is very important, it is never a good idea to exercise too close to bedtime..
No matter how bright a talker you are, there are times when it is better ______ silent.
There is ______ in our office that when it is somebody’s birthday, they bring in a cake for us all to share.
Mr. Smith ______ a grammar book meant for senior high school students and will almost finish it.