Anna, must I return the book to you today—No, you . You can read it for another two days.

What are you doing this weekend–We’re going to the Great Wall if it ________.

does the sign over there read—"No person_______ smoke or carry alighted cigarette, cigar or pipe in this area"

I have collected some information on the Internet. Would you tell me________next —Make a chart.

Everyone ____ has been to Shanghai says it is a modern city.