---Don’t drop litter in the river. ---_________. A. It doesn’t matter B. Sorry, I won’t C. I’d love to
---I seem to be lost. Could you tell me _____?---Sure. You can take the No.3 bus to get there.
We never doubt __________Bill is honest. Because he never tell lies.
Water, air and sunshine are __________great importance ____living things.
---Thank you, Mille and Kitty. It was kind of you to help me with my lessons.---- _________.
--Mr. Wu, please _____ how much time you need to finish your homework.-- All right. I’ll make it(做到) at once.