[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$faFZbvdcNAkHZVBp5VhQUVBR6VcqjEPjL-NJvvAMnC0s":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":8,"question":15,"related":16,"source":27,"type":105},[],"2025-11-07 10:30:21",230110481,[],{"count":9,"courseId":10,"courseImg":11,"courseName":12,"workId":13,"workName":14},27,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_45681571","共谋全球生态文明建设之路","设教学数据库中有3 个关系: 学生关系S(SNO,SNAME,AGE,SEX) 学习关系SC(SNO,CNO,GRADE) 课程关系C(CNO,CNAME,TEACHER) 下面用关系代数表达式表达每个查询语句. (1)检索学习课程号为C2的学生学号与成绩. (2)检索学习课程号为C2的学生学号与姓名 (3)检索选修课程名为MATHS的学生学号与姓名. (4)检索选修课程号为C2或C4的学生学号. (5)检索至少选修课程号为C2和C4的学生学号. (6)检索不学C2 课的学生姓名与年龄. (7)检索学习全部课程的学生姓名. (8)检索所学课程包含S3所学课程的学生学号. 请同学们把答案写在纸上,拍照上传",[17,29,39,48,57,62,72,80,90,99],{"answer":18,"createTime":19,"id":20,"options":21,"question":26,"source":27,"type":28},[],"2025-12-15 05:55:17",216780611,[22,23,24,25],"海口","昆明","上海","杭州","《生物多样性公约》第十五次缔约方大会(COP15)的举办地为()","v1",0,{"answer":30,"createTime":19,"id":31,"options":32,"question":37,"source":27,"type":38},[],216780612,[33,34,35,36],"以提高经济增长速度为中心","以公平正义为要旨","以国际法为基础","以有效行动为导向","应对生态环境挑战,必须坚持(),维护以联合国为核心的国际体系,遵循国际社会关于生态环境保护的公约、协定和共识,在实现全球生态治理中加强绿色国际合作,消除绿色贸易壁垒",1,{"answer":40,"createTime":19,"id":41,"options":42,"question":47,"source":27,"type":38},[],216780613,[43,44,45,46],"多边主义","科学治理","以人为本","共同但有区别的责任规则","生态环境问题是全人类共同面临的问题,保持良好生态环境是各国人民的共同心愿和共同责任.共建清洁美丽世界,就要坚持()",{"answer":49,"createTime":50,"id":51,"options":52,"question":55,"source":27,"type":56},[],"2025-09-16 18:56:59",216780614,[53,54],"正确","错误","建设人与自然和谐共生的地球家园,要顺应世界各国人民对美好生态环境的需要,以绿色转型为驱动,坚持多边主义,推动全球环境治理体系更加公平合理,携手共建清洁美丽世界",3,{"answer":58,"createTime":50,"id":59,"options":60,"question":61,"source":27,"type":56},[],216780615,[53,54],"中国成功承办联合国《生物多样性公约》第十五次缔约方大会,推动国际社会达成一揽子具有里程碑意义的成果,为全球生物多样性治理确定了目标、明确了途径",{"answer":63,"createTime":64,"id":65,"options":66,"question":71,"source":27,"type":28},[],"2025-10-01 22:36:21",216889916,[67,68,69,70],"中国","美国","英国","法国","()具有全球最完整、规模最大的工业体系,有强大的生产能力、完善的配套能力",{"answer":73,"createTime":64,"id":74,"options":75,"question":79,"source":27,"type":28},[],216889917,[67,76,77,78],"俄罗斯","德国","日本","()拥有世界上最多的研发人员、最高的国际专利申请数量和最大的制造业产业规模",{"answer":81,"createTime":82,"id":83,"options":84,"question":89,"source":27,"type":28},[],"2025-12-05 09:35:31",216889918,[85,86,87,88],"经济增长方式从原来的规模速度型转向质量效率型","经济结构从原来的增量扩能为主,转向调整存量和做优增量并举","经济增长速度从高速增长转向中低速增长","经济发展动力从原来主要依靠资源和低成本劳动力等要素投入,转向创新驱动","新常态下中国的经济发展的特点和趋势不包括()",{"answer":91,"createTime":82,"id":92,"options":93,"question":98,"source":27,"type":38},[],216889919,[94,95,96,97],"统一开放、竞争有序的市场体系","彰显优势、协调联动的城乡区域发展体系","多元平衡、安全高效的全面开放体系","创新引领、协同发展的产业体系","下列各项中,属于现代化经济体系的有()",{"answer":100,"createTime":101,"id":102,"options":103,"question":104,"source":27,"type":56},[],"2025-09-17 11:31:09",216889920,[53,54],"开放发展注重的是解决发展内外联动问题",4]