Hard work and lack of sleep have _____ her beauty and youth in recent years.

There is no doubt___he is the best man for thejob.

Traditionally, Chinese people _____ the Chinese characters Double Happiness and stick them onto walls or doors for weddings.

I think you are at the end of your ________ this time and need to turn to Pro. Smith for advice.

Mr. Brown is _____ a teacher to us; we look on him as our friend.