Liu Tao has never read the book The Adventure of Tom Sawyer , _________ he— _________. He told me it’s very interesting. He’d like to read it again.

“What are you doing , Amy” “I want to ________ these pictures on the wall.”

Are these books yours, Mike—No, they aren’t. They belong to ______.

Riding bikes has advantages __________ driving cars ________ many aspects

ng wrong with it, ____—Yes The computer says, “Please check this diskbefore entering data”