1There _______ amother ,a father and three children in the family.

__ the past, leaving the sadness behind, _____ you’ll see the doorof a new bright world open before you

It was a long time before the police________what hewas really doing.

This chemical material is very toxic So put it ______the children’s reach

Shall we have a smoke here?— No, we _______ because the workers are carrying some gas.[ ]