網(wǎng)校每日一練免費(fèi)在線測(cè)試系統(tǒng)將為所有學(xué)員免費(fèi)提供練習(xí)題，所有學(xué)員登錄成功之后即可免費(fèi)練習(xí)。如有疑問(wèn)可以到答疑板與專(zhuān)家進(jìn)行交流，24小時(shí)之內(nèi)即可得到滿(mǎn)意答復(fù)。歡迎大家積極參與！

　　補(bǔ)全短文

　　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.

　　【正確答案】 D

　　【答案解析】前文中說(shuō)到，墨西哥把大量的石油賣(mài)給美國(guó)并獲得很多的資金，therefore 引出了答案：墨西哥獲得了大量的貸款。