—What do you want to do ____ those old boxes?To put things in when I move to the new flat(一套房间).
I have two tickets for the film. One is mine and _____ is yours.
--- __________ it going? --- Great!
People are really ______________ when they listen to music .
--Who are you _____? -- My mother.
-- _______you watching TV? -- Yes, I _____________.