We find __________ impossible for us to learn a foreign language well in a short time.
We should _______/ki:p/ quiet in the library.
My mother bought me a computer ______ [geim] on my ninth birthday.
Could you tell me _____ tomorrow afternoon?
---- I would rather _____ hiking than _____ swimming.
--- Would you like beef or chicken?--- _______. I am a vegetarian.( 素食者)