皮皮学，免费搜题
登录
搜题
【简答题】
矿石的硬度主要取决于胶结物的成分、（）方式、硬度等。
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】Olga is very good at languages. She ______ speak English, Russian, German, and French. She started learning languages when she was a child. Her parents spoke both Russian and English at home, so she a...
【单选题】在全人群开展有关防癌的健康教育提高机体的防癌能力，防患于未然。常用的一级预防方法不是下列哪一项?( )
A.
对癌症病人提供规范化诊治方案和康复指导，进行生理、心理、营养和锻炼指导
B.
接种乙肝疫苗
C.
在全人群劝阻吸烟以预防肺癌
D.
去除紧张、情绪沮丧等精神心理因素的不良作用
E.
注意饮食、营养平衡，减少脂肪、胆固醇摄入量，多吃富含维生素A/C/E和纤维素的食物，不吃霉变、烧焦、过成或过热的食物。
【单选题】The composer Wolfgang Amadeus Mozart’s remarkable musical talent was apparent even before most children can sing a simple nursery rhyme.Wolfgang’s older sister Maria Anna (who the family called Nanner...
A.
Mozart’s father,Leopold,was instrumental in shaping his career.
B.
Maria Anna was a talented musician in her own right.
C.
Wolfgang’s childhood was devoted to his musical career.
D.
Wolfgang preferred the violin to other instruments.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
