[单项选择]

Operating a single currency is not going to be easy. European economic and (1) union will not function (2) hitches. (3) , signs of (4) have already appeared. And these political, economic and social pressures will almost certainly (5) in the years to come.
(6) EMU failure is a topic generally (7) in continental Europe. And for good reason. The (8) of monetary union would almost certainly slam the European Union (9) political (10) and the world into (11) crisis. "It would be almost as bad as a (12) in Europe," says Uwe Angenendt, chief economist (13) BHF-Bank in Frankfurt. The 14 contend EMU failure is not possible. They (15) insist that the political (16) in Europe for monetary union is simply (17) strong to allow (18) to fail. But they (19) a simple fact: European (20) concocted monetary union, and there- fore they can unco
A. Thus
B. As a result
C. But
D. So

Operating a single currency is not going to be easy. European economic and (1) union will not function (2) hitches. (3) , signs of (4) have already appeared. And these political, economic and social pressures will almost certainly (5) in the years to come.
(6) EMU failure is a topic generally (7) in continental Europe. And for good reason. The (8) of monetary union would almost certainly slam the European Union (9) political (10) and the world into (11) crisis. "It would be almost as bad as a (12) in Europe," says Uwe Angenendt, chief economist (13) BHF-Bank in Frankfurt. The 14 contend EMU failure is not possible. They (15) insist that the political (16) in Europe for monetary union is simply (17) strong to allow (18) to fail. But they (19) a simple fact: European (20) concocted monetary union, and there- fore they can unco
A. monetary
B. political
C. cultural
D. commercial