向往净土18607 幼苗
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回答问题
6.Sound waves travel in the air in much the same way _______
1年前3个回答
在句子We can not see sound waves as they travel through air.中,a
1年前2个回答
My teacher told me light ____(travel)much faster than sound
We are told that sound travel thrugh air at speed
everybody knows light ____(travel) faster than sound.横线上填什么》
1年前1个回答
4个时态填空He said light ____ (travel) faster than sound.He ___ l
She doen't like ____(travel)by plane I"m much __(big) than a
新概念二册58课中有一题:If you travel by air, you will gain time.
1年前4个回答
用适当的介词填空.1.Why not go shopping with us?That sound ____ a goo
Travel by air vs.travel by train————从几个方面对比 写一篇文章 有人能帮助比较几点吗
________pleasant it is to travel by air!_____________
----is fast to travel by air from one place to-----
I used to travel by air a great deal when I was a boy. My pa
that song sound ____(good).l want to listen again.
英语写作 Travel by air vs .trval by train
英语翻译I used to travel by air a great deal when I was a boy.My
She hates ____(travel) by plane.
帮忙翻译一下这篇文章Today and friends of foreign travel, outside air i
两道中考英语单选23.—________pleasant it is to travel by air —_______
你能帮帮他们吗
f(x)=(根号2)sin(2x-π/4)+1,若f(a)=8/5,求cos2(π/4-2a)的值
1年前
已知平行四边形ABCD中,E、F分别是AD、BC的中点,AF与EB交于点G,CE与DF交于点H.
如右下图所示的电路,闭合开关S后发现L1正常发光,L2只能微弱发光,以下对于这一现象产生原因的分析中,合理的是(
"有了目标,才会有向前的动力,梦想才会离我更近"的英语翻译
初二二次根式,3和4
精彩回答
已知:Rt△ABC的直角顶点C,另一顶点A及斜边AB的中点D都在⊙O上,BC交⊙O于E. (1)如图1,若AC=CE,求∠B的度数; (2)如图2,若AC=6,BC=8,求⊙O的半径.
对孔雀开屏起调节作用的是( )
阅读下面的文字,完成问题。 基于信息技术的推动,新型文艺样式不断涌现,数码艺术、闪客艺术、新媒体艺术等________,艺术新观念与新概念也如过江之鲫,令人________。
自然界造就了人类和动物世界,人与动物的根本区别是 [ ]
已知等差数列{an}的公差d=1,前n项和为sn,若1,a1,a3成等比数列求a1