Two people were killed in the serious car _______ the other day.  

I dropped ________ and it wetted the carpet in the sitting room．

Tom is into sports.When young ,he had a _____about becoming a famous football player.

24．We have strong __________ for believing that the mine accident in Heilongjiang was due to the poor management.

In public places, we can often see ______ that tell us useful things, such as no parking, no smoking, etc.