Did you know that there were ________ visitors in Luoguo Xiang in Beijing last week

______of people ______to prefer ______gamesto playing games.

Look at the boy playing basketball on the ground. Isit George?— It ________ be him. He told me he would playbasketball after class, but he’s not sure.

Mike is my good friend. He is ________American boy.

One of my_________ is clean, but_________ one isn’t.