—What does the notice on the wall say?—“No person       take books out of the reading room; otherwise he would be fined.”

 — What does the sign over there say? — No person _________ bring drinks into the student computer room. 

- It took me nearly 40 minutes to ride here.- Have a drink, please. You _________ be thirsty.

Don’t put off today’s work for tomorrow. I mean, today’s work______ today.

Often he______ sit for hours doing nothing at all when he was in low spirits.