【简答题】We are obliged to them because some of these languages have since vanished, as the peoples who spoke them died out or became assimilated and lost their native languages.
【单选题】In 2009, Greece’s fiscal deficit was 16 percent of its GDP, and its debts were 130 percent of its GDP. What did Greece do in response to this situation?
A.
Greece had to borrow money from the Federal Reserve System in the U.S.
B.
Greece had to issue new bonds to raise money to pay its debts relying on the credit of the EU rather than on its own credit.
C.
Greece decided that it could not afford to borrow money to pay its debts because the interest rate it would have to pay was so much more than other EU countries were paying.
D.
Greece decided that it had to increase its GDP and adopted a series of measures that required the expenditure of the equivalent of billions of U.S. dollars to improve its production efficiency.