The man stopped from time to time _____whether he was being followed
Is there a cinema around _____ I can see a movie?
-Have you got your test result? -Not yet. The papers _____.
-Mary, would you like to come to my birthday party? -_____.
-What do you think of the book? -Oh, excellent. It is worth _____ second time.
If _____ the same treatment again, he’s sure to get well.