As is known to all, nobody in the world is perfect. Everyone has his/her own _____.

There’s no __________from my bedroom window except for some factory chimneys.

School children must be taught how to deal with dangerous ________ .

--What did he say in_______ of his stupid behavior?--He admitted having made a serious mistake.

.---How long did Mary work here?---For half a year, but she didn’t leave us much ____. We hardly remember what she is like.