They asked many questions ___________ had nothing to do with that topic.

---Which would you like to visit, Shanghai Expo Garden or Beijing Bird Nest? -- ___________. I prefer to enjoy the 2010 FIFA world Cup at home.

I like _____ in the autumn when the weather is clear and bright.

Seeing a large crowd at the street corner，I became aware of     unusual happening．

 — Susan, go and join your sister cleaning the yard.— Why ___? John is sitting there doing nothing.