英语周报外研高三基础答案

第二节One possible version:I recalled the lad s words. I thought it was time to pay her kindness forward, by buying the twomen a meal and two cups of coffee to thank them for all that they had done. So I paid the bill and wrotedown my blessings as well as"paying it forward"on the back of the bill. The firefighters were confused atfirst, but upon listening to me explaining everything, they accepted my offer pleasantly. After their mealthey left gratefully and joyfullOne of the firefighters posted the picture of the bill online and explained his ex perience in therestaurant. The post has since gained the attention of social media users all over the world, receivingcountless shares and likes in less than three days. Many people shared their stories in the comment sectionabout how they "pay it forward"and a lot more people decided to follow my example to do the goodpractice just as we did. viewing those heartfelt comments, I realized that by helping others, we can starta chain of reaction of positive feeling and good deeds that can benefit our whole society.

1.BCD【解析】将小球的运动分解为水平方向和竖直方向,结合竖直方向上的运动规律可知,B球的运动时间是A球运动时间的3倍,A项错误;A、B两小球到达P顶端时,下降的高度相同,根据竖直方向上的运动规律可知,竖直方向上的分速度大小相等,B项正确;从O点运动到Q点,B球的运动时间是A球运动时间的3倍,由于水平位移相等,则A球抛出时的速度是B球抛出时速度的3倍,C项正确;减小B球抛出时的速度,第一次落点的水平位移减小反弹后可能会越过挡板PD项正确,

以上就是英语周报外研高三基础答案，更多英语周报答案请关注本网站。