-So hot in the classroom. Would you mind __ the windows? --OK. I’ll do it right now. A. to close B. to open C. opening
---Could you tell me ________? ---By searching the Internet.
My pen pal from America is coming to visit me. I’m thinking about ______.
I wonder ______ you would like to go hiking with us this weekend.
Could you tell me ?
— Kitty, do you know ______? — Sure, about forty minutes.