当m=____时， 成立.
在平面直角坐标系中，有一条线段AB，已知点A（﹣2，0）和B（0，2），平移线段AB得到线段A1B1．若点A的对应点A1的坐标为（1，3），则线段A1B1的中点坐标是____
下图是张维同学整理的学习笔记，根据所示内容判断他笔记中设计的历史人物是 （ ）
B
Indoor Water Park
Opening time
◆9: 00a.m.--6:00p.m. from Monday to Friday
◆8: 00a.m.- 10: 00p.m. from Saturday to Sunday
Ticket price
◆Adults: 150 yuan/person: 130 yuan/member
◆Children: above 1.2 meters, 75 yuan/person; 60 yuan/member under 1.2 meters. free
Should not take
food, pets, knives, rings
Things to remember
◆Children under 1. 4 meters and old people above 60 should stay with other adults
◆You should follow the rules in the water park.
◆If you have some health problems and aren't suitable for water activities, you'd better not come in
——Are you worried about the coming exam?——No, I think the more _________you are, _________mistakes you'll make.
成立.