The speed at which changes take place in our society.里的 at which

The speed _ a car runs partly depends on the actual road conditions.A.by which B.at which C.to which D.from which 定语从句 the speed ( ) you drive your car mustn't be too highA in which B at which C by which D on which The speed at which changes take place in our society.里的 at which The speed ______ light travels is said to be the maximum in the universe.A.in which B.by which C.from which D.with which个人觉得应该是 at which,选什么好呢? 英语翻译The rate at which the speed reduces following reduced speed demand is dependent on the stored energy and the braking systerm used.不好意思!following a reduced speed In the countryside there is no limit___the speed at which people can drive.A.in B.to C.at D.for为什么不选D,请详解, I have been living in Beijing for almost a year and I'm still surprised at the speed ____ it is developing.A.at what B.at which C.with what D.with which Which one?Why? 一道英语选择题,选哪个,为什么?The speed ______ light travels is said to be the maximum in the universe.A.in which B.by which C.from which D.at which The speed ___light travels is very high.A which B at which C in which D with which为什么选B呢?我记得以前说是速度时是用in啊,我觉得应该选C啊,为什么呢?有谁会, light travels at a speed which is about a million times faster than the speed of sound 翻译The speed at which cities are growing in the less developed countries is alarming the industry in our country has developed at ____ since 1979a. rapid speed b.quick speed c.high speed d. fast speed the car at idle speed Sets the rate (in seconds) at which the speed command increases when full throttle is applied at lo中文 He drove his car down the street at which I thought was a dangerous speed.which引导的是什么从句? The other day,my brotherdrove his car down the street at ____I thought was a dangerous speed.A.as B.which C.what D.that我选的是B,which引导定语从句 高中英语 同位语从句3. The other day, my brother drove his car down the street at ____ was thought a dangerous speed. A. as B. which C. what D. that With the development of technology,computer have come into the market__capable of doing verycomplicated calculation at great speed.Athat they are B which are C that is Dwhich they are