I’m in Class 4. Are you in Class 4, ____?
Excuse me, Peter. There’s something wrong with my car. Could I ?
—Could you buy us _________ drinks? —Sorry, I don’t have _____ money.
Could you _____the window? I feel a little cold.
--- Millie, do you mind if I turn on the TV? --- ________. My grandma is sleeping now.
--- Mrs. White, when shall we go for a picnic? ---If it _____, we _____ for a picnic in the park tomorrow.