聊斋加无奈123 幼苗
共回答了14个问题采纳率：78.6% 举报
1年前
回答问题
初二英语阅读短文填空How do you Spend your pocket moneyZhou Xiaojie,15,
1年前5个回答
初二英语阅读There is a new novel called The 33rd Student.It's very
1年前1个回答
如何上好初二英语阅读
一道初二英语阅读题：Dear Mehmed,I am writing to you in English so I ca
1年前4个回答
初二英语阅读理解 Peter’s father wanted to know.
初二英语阅读理解 One day a poor man was cutting a big piece of wood
初二英语阅读理解题！文章： Most people have jobs. They go to work nearly
初二英语阅读短文题Good evening,ladies and gentlemen,I’m Roy,and this
1年前2个回答
初二英语阅读短文填空Lots of kids want to keep healthy by eating well.
初二英语阅读理解Sally was a student.It was going to be her mother's
初二英语阅读短文Bruno was a boy of eight.His father worked in a cine
初二英语阅读理解 .Sports and games make our bodies strong,prevent us
初二英语阅读.Why do we buy cars?We buy them so we can go out with
帮我看一下这个初二英语阅读题,文章：Tom is a little boy,and he is only seven y
求一篇初二英语阅读理解(判断正误的)
初二英语阅读填词Jim works in a factory.The factory is f_______from h
1年前3个回答
初二英语阅读是非判断题A.Pierre moved to London with his family a month
初二英语阅读理解Doctors have studied sleep for many years.It’s said
初二英语阅读理解.五题D选项为Everyone exercises at fitness ce
你能帮帮他们吗
lim(x-->0-)arctan1/x 为什么趋于-2/ lim(x-->0+)arctan1/x 为什么趋于2/
This book ————— in 1997.（write） what is the name of the song
英语书面表达?假如你是土生土长的海南人,请以welcome to hainan 为题写一篇短文介绍一下海南,邀请大家来海
溶解热的测定中,药品称量不准确对实验结果是否有影响?是利用氯化铵与氯化钾测的,
射灯用220V好还是12V好
精彩回答
如图甲所示，在鼓面上撒上一些纸屑，轻敲鼓时看到纸屑上下跳动，这个现象说明，发声的物体都在 _________ ，比较图甲、乙两次敲鼓的情况，两次鼓面上的纸屑振动幅度不同，说明两次鼓发出声音的 _________ 不同（填：“音调”、“音色”或“响度”）．
人们常说“上有天堂，下有苏杭”，这里的苏杭是指苏州和杭州，它们分别在 [ ]
在滴有石蕊试液的碳酸钠溶液中，加入过量盐酸，加盐酸前后溶液的颜色依次为 [ ]
求函数y=[sin2x+sin(2x+π/3）]/[cos2x +cos(2x+π/3)]的最小正周期
设f是R上的可测函数，证明f(x²)在R上也可测
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