---Why do you keep the windows open on such a cold day? ---There are so many students here, so we want to keep the air nice and __.
I love my_______ cat because she can do many wonderful tricks to make me laugh.
- _______ I try on the white dress in the window? -_______. It's just on show.
. - Excuse me. is this_______ iPad mini? - No, it isn't. _______ is at home.
Which of the following we can’t use when we make a telephone call?
Do you know the way __________ ?