Now the air in our city is ______ than it used to be. Something must be done to stop it.
This is my sister. ________ name is Cindy.
There is ________ Mp4 and _____ ID card in _____ box.
They are in ____ but in ____.
I ____ a big nose, but Amy ____ a small nose.
--Does Li Ying have a small mouth? --No, she has a wide ____.