2023届湖南省高三年级3月联考化学试卷 答案(更新中)
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【答案】D【解析】经过时间t两球的速度方向相互垂直,此时b球运动的时间为t一1s。设a球的速度方向与竖直方向的夹角为0,根据几何关系可得an0==8S,解得1=5s,故A,B两点的水平距离为x=ot十,(1gt vo1s)=1805m,D正确,A、B、C错误。顶
三、读后续写One possible version:When we arrived back at the orchard,I was surprised tosee some of my apples were missing.Some of Luke's appleswere missing,too.He looked worried and said,"Let'spick a few more and go."Luke climbed up a tree.I quick-ly picked apples from the lower branches.Then came astrange sound.I looked around and tried to see who wasthere.Branches reached out like arms.Something brushedagainst my back.I shouted."What's the matter?"shou-ted Luke,going down the tree.The strange sound cameagain.I turned and relaxed.It was Mr.Smith's horse,Sandy.He almost frightened me to death."Now we know who ate our apples,"said Luke,laugh-ing."You found my horse,Mr.Smith said when he sawLuke and I walking down the hill with Sandy.I smiled andasked him whether he knew Sandy was the mystery of theapple orchard.Mr.Smith shook his head and said thathe'd heard strange things were happening up there but hedidn't know it was Sandy."So it is not surprising thathe's always running off,"Mr.Smith added.We alllaughed.