1. listen to+名词 听(强调听的过程) 例如listen to the radio听广播 Hear+名词 听到(强调听到) 例如:Hear your voice听到你的声音 Sound+形容词 听起来(强调听的效果) 例如:Sound good听起来不错 2. noise指噪音,可数名词,指自然界一切不和谐,令人烦躁的声音.如,Don't make any noise.Let's begin our meeting.别抄闹,开始开会吧.The noise made me nervous.那种噪音使我很紧张. sound指自然界的一切声音,不可数名词.它是各种声音的总称.如,The sound was terrible.那种声音很可怕.Light travels much faster than sound.光速比音速快多了. 3. look是强调看的动作.例:look!it is a bird. see是强调看的结果,强调的看得见看不见.例:i can see a bird. watch用在看电视看比赛的时候.例:let's watch tv together.