“冠冠”很重要！很重要！怒发冲冠怒发冲冠冠词是用在名词前，说明名词所表示的人或事物的词。名词是秃子，需要戴帽子，帽子就是冠词。不定不定冠词冠词a/ana/an定定冠词冠词thethe零零冠词冠词1.表示数量“一个”。eg：There are 7 days in a week.2.表示一类人或者物。eg：A bird can fly.3.泛指一类名词中的某一个。eg：Tom is an actor.4.元音音素前用 an。an apple an interesting book5.特殊情况：h&u&oan hour（h不发音）a uniform（u发/ju:/）an umbrella（u发/）a one-leg table（o发/w/）特指双方熟悉，上文已经提及，世上独一无二，序数词最高级，某些专有名词，习语以及乐器，形容词前表一类，姓氏复数表一家。1.特指双方熟悉。-Where is the math teacher?-She is over there.2.上文已经提及。I have a pen.The pen is black.3.世上独一无二。The sun is rising.4.序数词最高级。He is the first to get to school.He is the tallest boy in our school.5.某些专有名词。the Yellow River,6.习语以及乐器。play the piano7.形容词前表一类。the old 8.姓氏复数表一家。The Smiths are having lunch.代词限定名词前，专有名词不可数，学科球类三餐前，复数名词表泛指，两节星期月份前，（节日、季节）颜色语种和国名，称呼习语及头衔。不定不定冠词冠词a/ana/an定定冠词冠词thethe零零冠词冠词