If it was not an accident, he must have done it .
I insisted that a doctor _______ immediately.
--- I’ll leave for Beijing this afternoon to see the opening ceremony of the 29th Olympic Games. -----If you______ tomorrow, I would go with you.
---- If__________, some terrible diseases would spread in the stricken-areas after the terrible earthquake in Wenchuan, Sichuan Province. ----So people there were in______ need of medical teams.
----How often do you _________ the dictionary when you are doing reading? ----Not very often. Only when I find it is necessary.
He is a worthy leader, who never_________ his power which is given by people.