—________model plane is this?
—I think it’s Jim’s．Look，his name is on it．

—Mike，do you know which CDs belong to________?
—I’ve no idea．You may ask Alice．

A strange thing happened________her last night，so she is afraid to stay at home alone tonight．

—What are you doing，Mike?
—I’m waiting for the________of the wallet that I found on the road．

They both have________homework to do，so they may be________busy doing it now．