—Was it because of his shortsightedness ________ he was turned down by the company?—No, it was because of his poor performance.
To keep ______, we must do more out-of-door exercises.
Thank you for_______ my trouble.
It is worth considering what makes “convenience” foods so popular, and ____ better ones of your own.
I’m sorry you’ve been waiting so long, but it’ll still be some time ____ Brian get back.
If you really have to leave during the meeting, you'd better leavethe back door.