Peter, did you hear any noise?－Sorry, I ________ newspapers.

I’ll never forget those places of interest _________ I have visited in the past 10 years.

What do you think of the movie by Zhao Wei?—Terrific. I like ______ very much.

Not until they left school ______ how much their teachers loved them and helped them.

The little boy who got lost decided to remain _____ he was and waited for his dad．