The word “cool” ________ young people so often these years.

g in hospital and taking special medicines________ drug users an opportunity to stay away from drugs, which is________the key to breaking the addiction to drugs lies

I thought about ______ over and over in my head and finally worked out how to do it.

ucation is a sensitive area for someparents, and thus it should remain _________.

The house is made_______ wood and it is made_______ six rooms.