I have decided to _________my bad habit of sleeping in class.—That’s good news. I hope you can do it this time.
My brother doesn’t like skating. I don’t like it, _________.
is it now? — It’s 8:00. [ ]
What ________ if there ______ no water or air on the earth?
What is a writing brush, do you know? — It’s used ______ writing and drawing. [ ]