The H1N1 flu spread very quickly at the beginning, __________, many people were ill.

Last night Mr. Crook didn’t come back at the usual time. ______，he met some friends and stayed out until midnight.

 We used to see each other ________，but I haven't heard from him since last year.(2012·辽宁)

It’s ________ accepted that men like playing football more than women.

--- It is what parents say and do that really matters in children’s character training. --- ___________.