大全 243 Developing nations in various parts of the world have amassed $700 billion in debts; at stake, should a significant number of these debts be repudiated, is the solvency of some of the world’s largest multinational banks.
(A) should a significant number of these debts be repudiated, is
(B) should a significant number of these debts be repudiated, are
(C) should they repudiate a significant number of these debts, are
(D) if there is a repudiation of a significant number of these debts, would be（A）
(E) if a significant number of these debts will be repudiated, is
不太明白A中为什么要用should,E中的will be 如果改成is,是不是就正确了呢
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发表于 2004-7-20 13:45:00
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