I feel excited because our class won the _____ argument.[ ]

Usually there is a blackboard on the front wall in the classroom, _________there is a slogan.

A good way to break the _____ of eating too quickly is to put your knife and fork down after each mouthful.

Often he______ sit for hours doing nothing at all when he was in low spirits.

It’s so cold today. Don’t keep the window___________.