Is there any possibility ________ wecan get a ticket for The 2010 Shanghai World Expo — Of course, yes.You can either go to the Expo in person or buy ________ through the Internet.

How did your students express their thanks to you on Teachers’ Day?—A gift together with many flowers _______ sent to me

38—I can’t find MrZhangWhere did you meet him this afternoon? —It was in the classroom _______ he taught

His parents told him not ________.

What I want tototeenagers is that being addicted to the Internet will to some extent do harm toboth mental and physical health．