Jack is good at writing short stories.—-So he is. But he writes ______ than us. So he can’t get good grades in writing.

______ unless I call you.

It shocked us all that little boy hadn’t been separated from that patient, he would have been infected with H

dollars is a lot of money for me.

I always go to sleep _____the light on because I amafraid of the dark when I am alone in a place. [ ]