[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fLOEw0BQSTyvTqkm4XlJmdBCU07AnGV6xlFAew7Kaaps":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":18,"related":19,"source":29,"type":48},[],"2023-12-04 00:14:33",983585532,[8,9,10,11],"单颞窝型","双颞窝型","合颞窝型","无颞窝型",{"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},"1000006563","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb81ed4e1f8f6c3ea592fdcf321e83b4e.jpg","地球历史及其生命的奥秘","56176254","第九章单元测试","现代哺乳动物的头骨是( )",[20,31,40,49,58,67,75,78,83,88],{"answer":21,"createTime":5,"id":22,"options":23,"question":28,"source":29,"type":30},[],983585418,[24,25,26,27],"具毛发","恒温胎生","脑发达","具乳腺","现代哺乳类共有的特征主要有两点( )","v2",1,{"answer":32,"createTime":5,"id":33,"options":34,"question":39,"source":29,"type":30},[],983585419,[35,36,37,38],"2","1","前臼齿","后臼齿","现生哺乳动物的口腔内具有肌肉发达的舌和异型槽生齿,一生脱换( )次,分化为门齿、犬齿、( )和臼齿",{"answer":41,"createTime":5,"id":42,"options":43,"question":47,"source":29,"type":48},[],983585420,[35,44,45,46],"3","4","5","原兽亚纲现生种类只有( )个",0,{"answer":50,"createTime":5,"id":51,"options":52,"question":57,"source":29,"type":30},[],983585425,[53,54,55,56],"3500","2000","始新世","更新世","大熊猫在约( )万年前从熊类祖先分化出来,在( )时广泛地分布于亚洲",{"answer":59,"createTime":5,"id":60,"options":61,"question":66,"source":29,"type":48},[],983585426,[62,63,64,65],"二叠纪","三叠纪","侏罗纪","白垩纪","兽齿类的化石最早见于中生代( )",{"answer":68,"createTime":5,"id":69,"options":70,"question":73,"source":29,"type":74},[],983585442,[71,72],"对","错","猛犸象在更新世晚期或全新世早期就基本绝灭了",3,{"answer":76,"createTime":5,"id":6,"options":77,"question":18,"source":29,"type":48},[],[8,9,10,11],{"answer":79,"createTime":5,"id":80,"options":81,"question":82,"source":29,"type":74},[],983585625,[71,72],"哺乳类形态特征的起源可追溯至晚侏罗世和白垩纪的原始形哺乳动物化石",{"answer":84,"createTime":5,"id":85,"options":86,"question":87,"source":29,"type":74},[],983585630,[71,72],"现生哺乳动物下颌为单一齿骨",{"answer":89,"createTime":5,"id":90,"options":91,"question":92,"source":29,"type":48},[],983585658,[62,63,64,65],"哺乳类大约是在中生代( )起源于古代的似哺乳类爬行动物"]