Body mass index, or BMI, is a measure of a person’s weight_________ height. A person with a BMI of twenty-five to twenty-nine is considered overweight. A. in view of B. in relation
设Sn是等差数列{an}的前n项和，若S5= a8+5，S6= a7+ a9-5，则公差d等于 ．
下列四个图中，能正确反映生长素浓度与芽位置关系的是(侧芽1、侧 芽2、侧芽3分别表示距顶芽的距离由近到远)
今年参加我市初中毕业生升学考试的总人数约为56000人，这个数据用科学记数法表示为 。
. ．It was announced that only when the fire was under control_________to return to their homes． A．the residents would be permitted B．had the residents been permitted
下列城市中，新的一天最早到来的是：A、中国的北京 B、日本的东京 C、印度的新德里 D、伊朗德黑兰
Dear Laura, Hi! I am Veronica, your new pen friend from Singapore. I got your name and address from the Making Pen Pals' Column in Buddies magazine and thought I'd write to you. Well, let me start by
动物和植物相比较，一个显著的区别是动物具有应激性，而植物不具有应激性。 （ ）
与函数
在区间
上增长较快的一个是 。