I know this plan is far from perfect, but I just can’t think of _______one.
I’m thirsty. Would you please ______ me something to drink.
He asked me _______ I like the place _______ red.
Don’t worry. The children always work hard and the teachers _______ in class.
—Mr Wang’s never been to Canada , has he? —________. He went there on business last week.
—______ a week do you use your computer? —Twice.