如果买卖双方在合同中做出与国际惯例完全相反的约定,只要这些约定是合法的,将得到有关国家法律的承认和保护,并不因与惯例相抵触而失效。
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刀具静止角度参考系中,与假定主运动方向垂直的参考平面是基面
A. 对
B. 错
No sooner _______ home than he began to prepare the supper.
A. had she arrived
B. did she arrive
C. shehadarrived
D. she arrived
_______ working hard can we succeed in doing anything.
A. Only by
By
C. By only
D. Only
_______ she took off her dark glasses did Irecognize she was a famous star.
A. Until
B. Until not
C. Not until
D. Till