As we know, too much ________ to Xrays can cause skin burns, cancer or other damage to the body.

They received a number of _____ from customers about the lack of parking facilities.

Last week, Linda got her right hand burnt. She was just given first aid because the ______ wasn’t serious.

Before Tom left home, his mother kept telling him to ________ his manners at the party.

Less than twenty percent of the employees in their company are women. That is to say, men are in the        .