猜你喜欢
- 1若分式1x2−2x+m不论x取何值总有意义,则m的取值范围是( ) A.m≥1 B.m>1 C.m≤1 D.m<1
- 2跳伞运动员在1100m的高空离开飞机匀速下降,人和降落伞的总质量为70kg.请通过计算回答:(g取10N/kg)
- 3对five miles away 提问
- 4her duty today is to take good care of her little brother at home.同义句
- 5this bank is just the ordering bank for the payment by our requirement and we had to pay the transf
- 6科幻故事作文450字
- 7某同学在乘长途汽车旅行时,注意观察公路旁的里程碑,并把观察的结果记录在下面表格中.
- 8谁有《凹与凸的启示》的阅读题答案?
- 9一个支字做走字底再加一个力字,这是什么字啊 ?各位帮帮忙
- 10火车的速度为8m/s,关闭发动机后前进70m时速度减为6m/s.若再经过50s,火车又前进的距离为多少.