Shanghai is the city ______ the 2010 world Expo is held. –So it is a city____ most of us want to vist this summer.

Its population is almost ________ of the world’s population.

Which do you like better, beef noodles or tofu noodles?— I ______ beef noodles to tofu noodles. I used to have them for breakfast.

The teacher asked us to keep quiet.Which kind of structures does the sentence belong to?

He thinks Kungfu Panda Ⅱ is a ______ movie.