We ___ our new neighbors yet, so we don't know their names.
I’m sorry I can’t help ____ the flowers, because I’m busy preparing for the singing competition ____ tomorrow.
The forest guards often find campfires that have not been ____ completely.
He said that light ____ much faster than sound.
–The house ____ fire and was destroyed. --Who ____ fire to the house?
A lot of coal miners died on the job last year, ____ the local government to shut nearly 500 small mines in Shanxi Province alone.