---Do you know how long ________? ----I’m sorry I don’t know.
-Mike, I can’t stop playing computer games.-For your eyes, I am afraid you ______.
It’s snowing heavily, so there is a lot of snow all ______ the ground.
-______milk do you need to buy?-Two cartons.
I know you don’t like ______ music, but what do you think of ______ music in the film?
Bangkok is the capital of ______.