—Which is______，the sun，the moon or the earth?—Of course，the moon is.

----We love our capital Beijing, one of ______cities in the world. ------So do I. 

 I have a lovely room. It’s the ______ in the hotel.

Thisschoolbag is notexpensive.Andtheprice ofit is the         of the three.

--- Steve is good at writing stories. --- So he is. But he writes ____ than us. So he can get good grades in writing.