题目

阅读理解，根据表格内容填空。During summer vacation. Sarah goes to a music camp. John goes to a sports camp. They have different timetables.Music Camp Sports CampTimeActivity TimeActivity6:30 a.m.get up 6:00 a.m.get up7:00 a.m.eat breakfast 6:30 a.m.eat breakfast8: 00 a.m. do morning exercises 7: 30 a.m.do morning exercises9: 00 a. m.learn English songs 8: 30 a.m.swim10:20 a.m.play the guitar 11:30a.m.eat lunch11:30a.m.eat lunch 1:30a.m.play ping-pong2: 00 p.m.play the violin 2:20 p.m.recess4:00 p.m.play the piano 3:00p.m.play football6:30 p.m.eat dinner 5:00 p.m.eat dinner8:00 p. 已知数列{an}是等差数列，若(a4－1)3＋(a2004－1)3＝0，则a1＋a2＋…＋a2007＝________．