What is the theme about for the meeting this evening?No idea

What is the theme of World AIDS Day this year? Though I have no idea what the new film is about,前面为什么用what? what is the theme of A Rose for Emily? She has no idea of what the book is about.She __ have read i 5.7 The meeting this evening is of great importance. what is the theme of the whistle? 1.What are the images in this poem?2.What is the theme of th what about —the lantern show this evening What is the theme of "Hamlet"? What is the theme of Expo2010? It is fine today. What about ( )to the theme park?(go) what he said,i,at the meeting,have no idea(连词成句）