{"common":{"save":0,"post_id":"5385","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"12850","post_id":"5385","mon_id":"1158196","chapter_id":"1158425","question":"<p>Con ng\u01b0\u1eddi \u0111ã phát hi\u1ec7n và dùng kim lo\u1ea1i \u0111\u1ec3 ch\u1ebf t\u1ea1o công c\u1ee5 vào kho\u1ea3ng th\u1eddi gian nào?<\/p>","options":["A. Thiên niên k\u1ec9 II TCN.","B. Thiên niên k\u1ec9 III TCN.","C. Thiên niên k\u1ec9 IV TCN.","D. Thiên niên k\u1ec9 V TCN."],"correct":"3","level":"1","hint":"","answer":"<p>\u0110áp án \u0111úng: C. Thiên niên k\u1ec9 IV TCN.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"143","test":"0","date":"2021-12-18 07:30:44","option_type":"txt","len":2},{"id":"12852","post_id":"5385","mon_id":"1158196","chapter_id":"1158425","question":"<p>Kim lo\u1ea1i \u0111\u1ea7u tiên mà con ng\u01b0\u1eddi phát hi\u1ec7n ra là kim lo\u1ea1i nào?<\/p>","options":["A. \u0110\u1ed3ng thau.","B. \u0110\u1ed3ng \u0111\u1ecf.","C. S\u1eaft.","D. Nhôm."],"correct":"2","level":"1","hint":"","answer":"<p>\u0110áp án \u0111úng: B. \u0110\u1ed3ng \u0111\u1ecf.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"143","test":"0","date":"2021-12-18 07:32:12","option_type":"txt","len":1},{"id":"12853","post_id":"5385","mon_id":"1158196","chapter_id":"1158425","question":"<p>Kho\u1ea3ng 3500 n\u0103m TCN, ng\u01b0\u1eddi nguyên th\u1ee7y \u0111ã phát hi\u1ec7n ra kim lo\u1ea1i nào?<\/p>","options":["A. \u0110\u1ed3ng \u0111\u1ecf.","B. \u0110\u1ed3ng thau.","C. S\u1eaft.","D. Nh\u1ef1a."],"correct":"1","level":"1","hint":"","answer":"<p>\u0110áp án \u0111úng: A. \u0110\u1ed3ng \u0111\u1ecf.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"143","test":"0","date":"2021-12-18 07:33:20","option_type":"txt","len":1}]}
