light travels at a speed which is about a million times fast

light travels at a speed which is about a million times fast 判断正误Light travels at a speed which is about a million times 英语翻译Light travels at a speed which is about a million times 英语翻译Light trave at a fast speed.It is about a million times light travels about a million times faster than sound 选词填空 light travels at a spend which is about a The speed ___light travels is very high.A which B at which C the computer,woring very fast ,_data at the speed of light A Light travels ___than sound.a.much fast b.far fast c.much fa Light is the fast thing in the world,the speed of which is 3 spread at a fast speed?介词用什么?at? 英语 单选light travels very fast,_____ 300,000 kilometers a seco