— Which do you think is ______ subject, math, music or art?— Art, I guess. 

--We spent all our money because we stayed at the most expensive hotel in town.--Why didn’t you stay at _________ one?

Of the two coats, she'd like to choose the         one to save money for a book.

Mrs Smith has got _______ instead of getting any better.

Nanjing is not so large_______ Shanghai, however, it's the second_______ city in East China.