--Which month has______ days in a year?  ----February.

— What do you think of the play?— I enjoy it very much. It’s the ______ one I have ever seen.

I’m very proud of that Beijing is one of __________ cities in the world.

 I think the trousers are a little expensive , can you show me          .

I can’t carry your bag. It is much ____ than mine.