—Sally, could you go and help your father wash the car?—Why ____________? I’m busy now. Amy is lying on the grass doing nothing.
Eddie was sleeping ______ Millie was watching TV.
The old man was _______ sad _______ say a word when he heard the bad news.
The children ______ a P.E. class on the playground when it began to rain suddenly.
Liu Dehua, Zhou Jielun and Lin Junjie are famous _______ their pop songs.
---The 2010 World Expo (世博会) which will last 184 days will be held in Shanghai on May 1st.--- ________ exciting news! We shall try our best to support it.