—How often do you clean your classroom?  —_________．

-- I need something for cutting the paper. -- Oh, you want a knife? OK, I’ll get ______ for you.

--__________ is it from here to the cinema?  --Ten minutes by bike.

—There is no salt left. Jim, would you like to get ________? —OK, Mum!

I left my knife on the ______ /te??bl/ last night, but I forgot it.