I usually sleep with the window open _____ it’s very cold.
--__________ your new students? --Yes, __________.
-- Do you like playing __________ football?-- Yes, I want to be __________ good football player.
Nancy spent half an hour ________ the piano every day.
The students look______ and their teacher is looking ________ at them.
— How do you like Art?— Art? I like it so much. It’s one of .