断裂前塑性材料的变形比脆性材料的变形()
A.小
B.大
C.相同
D.不确定
参考答案:B
Which of the following is NOT a risk factor for a country's risk premium()
A. Business risk.
B. Financial risk.
C. Technology risk.
— Did you find ______?
— No, we didn't. Everything was fine. [ ]
A. strange anything
B. something strange
C. anything strange
D. strange something