I guess Tom and his sister Celia enjoyed ______ at the party.

Where is Tom? We can’t find him anywhere. —Perhaps he_____ home.

That T-shirt with Yao Ming’s picture on it ________ belong to David. He admires him a lot. —No, it ________ be his. He hates black color.

My mother likes reading.—__________. [ ]

John isn’t happy today. Let’s go and ____. —Good idea.