This year, Chinese readers are especially excited with the Nobel Literature Prize, for the first time, _______ by a Chinese citizen, Mo Yan.

—How do you deal with the disagreement between the company　and the customers?—The key________ the problem is to meet the demand____　____by  the customers?

_____  with a difficult situation, Arnold decided to ask his boss for advice.

Time should be made a good use ____ our lessons well.

Smiles around the world _____ be false, ______ other feelings like anger, fear or worry.