完形填空,阅读下面的短文，掌握其大意，然后从各题所给的四个选项中选出一个最佳答案。
Years ago, a very rich man and his young son shared an interest in collecting art. They traveled around the world, collecting        works of art by famous artists like Picasso, Van Gogh and Monet.
When war broke out, the son left to         for his country. After a few weeks, the old man received a       saying his son had died. The man became very lonely and sad.
One day, a soldier visited the old man and gave him a painting – it was        by his son. The painting was important to the man        the world would never think it a great work. He told his neighbors it was the         gift he had ever received.
The following spring, the old man died. All of the old man’s paintings would be         at an auction(拍卖). The auction began with a painting that was not on any of the buyers’         ... it was the painting of the old man’s son. “Who will open the price at $100?” the auctioneer asked. Moments passed and no one spoke or         their hand. Someone said: “Who cares about that painting? Let’s get on to the good ones.” More voices followed in        . “No, we must sell this one first,” replied the auctioneer. “Now, who will take the picture of the son?”
      , a good friend of the old man spoke: “Will you take $10 for the painting? That’s all I have.” “Will         go higher?” called the auctioneer. After more         he said: “Going once ... going twice ... sold!” The auctioneer looked at the crowd and said that the whole auction was       . “According to the father’s will,      takes the son’s picture gets the whole collection, ” the auctioneer said.
In the eyes of a father, nothing is more valuable than his son – not even paintings of the famous artists are as important as his son’s.

A．priceless B．useless C．helpless D．careless

A．train B．fight C．cheer D．practise

A．letter B．book C．diary D．bag

A．decorated B．drawn C．bought D．repaired

A．before B．when C．until D．though

A．cheapest B．oldest C．greatest D．biggest

A．donated B．counted C．sold D．named

A．lists B．desks C．pockets D．notebooks

A．shook B．showed C．raised D．touched

A．agreement B．public C．trouble D．need

A．Slowly B．Suddenly C．Finally D．Luckily

A．somebody B．anybody C．everybody D．nobody

A．noise B．action C．choice D．silence

A．out B．off C．on D．over

A．Whatever B．Whenever C．Wherever D．Whoever