皮皮学，免费搜题
登录
搜题
【单选题】
在( )以下区域内，建筑业、采矿业、餐饮服务业等行业可以由工会与企业方面代表订立行业性集体合同，或者订立区域性集体合同。A.
乡级
B.
县级
C.
市级
D.
省级
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】Scientists are trying hard to discover of each of the genes in our body.
【单选题】One of the major problems of nuclear energy is the inability of scientists to discover a safe way to dispose of the radioactive wastes which occur throughout the nuclear process. Many of these wastes ...
A.
the nuclear process involving the danger of radioactivity at its every stage
B.
fuel for nuclear reactors producing dangerous wastes
C.
the weakness scientists have found in every previous methods
D.
the nature of nuclear wastes together with their lengthy life span
【简答题】党章要求党的____必须正确行使人民赋予的权力,坚持原则,依法办事,清正廉洁,勤政为民,____,艰苦朴素。
【简答题】The cause of the accident may never (discover )______in spite of the effort of the police.
【单选题】食源性疾病的病原物可概括为( )。
A.
寄生虫、生物性病原物、物理性病原体
B.
生物性病原物、化学性病原物、物理性病原物
C.
化学性病原物、生物性病原物、食品添加剂
D.
植物性食物中毒、动物性食物中毒、微生物污染
E.
放射性核素、寄生虫、有机磷
相关题目：