违约的免责事由不包括（）。
A.自然灾害
B.政府征用
C.社会动乱
D.当事人的死亡
参考答案：D
Danny thought that dinosaurs ________ dirty water long ago. [ ]
A. drink
B. drank
C. to drink
D. dringking
汉译英：“外汇；外币；货币”，正确的翻译为( )。
A．currency；foreign currency；foreign exchangeB．foreign currency；currency；foreign exchangeC．foreign currency；foreign exchange；currencyD．foreign exchange；foreign currency；currency
