[填句补文]Mexico‘s current lack of funds is also partly due to oil. The country has rich oil fields and a few years ago， when oil was expensive， Mexico was selling large quantities of oil to the USA and earning a lot of money. ________. However， the price of oil then dropped， and Mexico has been left owing enormous sums of money and with not enough income from oil sales to pay back the loans.
A、But those ruins are in danger of being seriously damaged by pollution.
B、Scientists estimate that about one millimeter of stone is worn away every twelve years.
C、At others the painted surfaces inside temples are lifting and flaking off and the stone is being eaten away.
D、The government was therefore able to borrow huge sums of money from banks around the world， thinking they would have no problem repaying their debts.
[阅读理解]Finally， many great players come from the same kind of neighborhood - a poor， crowed area where a boy‘s dream is not to be a doctor， lawyer， or businessman， but to become a rich， famous athlete or entertainer. For example， Liverpool， which produced the Beetles， had one of the best English soccer(英式足球)teams in recent years. Pele practiced in the street with a ball made of rags. And George Best learned the tricks that made him famous by bouncing the ball off a wall in the slums of Belfast.
All great players have a lot in common， but that doesn‘t explain why they are great. Hundreds of boys played in those Brazilian streets， but only one became Pele. The greatest players are born with some unique quality that sets them apart from all the others.
In the last paragraph the statement “… but only one became Pele” indicates that ______.
A、Pele is the greatest soccer player.
B、the greatest players are born with some unique quality.
C、Pele‘s birthplace sets him apart from all the others.
D、the success of a soccer player has everything to do with the family back ground.
答案解析：答案选B。Pele是个伟大的球员，Hundreds of boys played in those Brazilian streets, but only one became Pele成百上千的人在巴西的街道上踢球，但是只有一个Pele这样的伟大球员。最后一句话点明主题The greatest players are born with some unique quality that sets them apart from all the others.所以答案选择B。