单项选择题
The International Regulations for Preventing Collisions at Sea()while carrying out search and rescue operation.
A.apply fully B.apply half C.apply in part D.not apply
问答题 炒菜的要求是什么?
单项选择题 根据《著作权法》及相关规定,下列哪项不属于职务作品?()
问答题 什么是生炒?举例说明菜肴特点。