__M(m)oney plays an important role the in material world.A The B.A

__M(m)oney plays an important role the in material world.A The B.A plays an important 2ml=__m^3=__cm^3 2g/cm^3=__kg/m^3 3.6km/h=__m/s或者回答8m/s=____km/h 3000m用了2min,那平均速度是__m/s我比较笨、、 2Km/h=___m/s 36km/h=__m/s 20m/s=__km/h 10m/s=__km/h 216km/h=__m/s 1Km=__m 1dm=__m 1cm=__m 1mm=__m 某种规格的钢管长度标明 10m+1mm ,则钢管长度__到__m之间?急 若一个身高1.6m的人站在竖直挂置的大穿衣镜前0.5m出,则此人在镜中的像高是__m,像到人的距离是__m.若此人远离平面镜走2m,则像高___m,像到镜的距离是__m. 0.45m=__nm=__nm 38cm=__um=__um 50nm=__m=__m 3乘10的八次方=__km=__km中间那空写过程要写出乘十的几次方 Mary plays in the film.She is an? Admittly persistence often plays an important role in one success honesty plays an important role for friendship要求改错 Learning English plays an important p__in our life. Communication plays an important r_____ in our daliy life. 初速度为2m/s的物体做匀加速直线运动,经过4s速度达到10m/s,则该物体的加速度大小是__m/s^2,它在第2s末的速度是__m/s,在第3s内通过的位移是__m it plays an important role in our life. it plays an important role in our lives. which is right? 如图所示,P是线段AB上1点,M,N分别是线段AB,AP的中点,若AB=16,BP=6,求线段MN的长A._______N.__M._____P._____B 图用下面给的填空∵M是AB的（）∴AM=2分之AB=2分之1×16=8又∵N是AP的中点,AP=（）-PB=16-6=10∴AN=2分