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1、不定冠词a/an的区别,特别提醒：,an hour, an honest boy，a useful bookThere is an “f” in the word “five”. (在“five”中有字母“f”。),归纳: a用在以辅音音素开头的单词前，an用在以元音音素开头的单词前，判断一个单词是元音开头还是辅音开头，要根据其读音，而不是根据首字母。如：,我们可以这样来记忆：不见元音不加an，不看字母看发音。,(1)在26个字母中，前面用an的字母有：a，e，f， h，i，l，m，n，o，r，s，x，其他用a。(u不是)(2)以u开头的单词，要注意区别。如：an umbrella，an un
2、usual story，an unhappy boy，a university，a useful book, a unit (3)以e开头的单词，要注意区别。如： an egg, a European boy (4)以h开头的单词，要注意区别。如： an hour, an honest boy,要注意的字母：,(5)注意这几个数字（1,11，与8相关的数字）a one-year-old boyan eveven-year-old boyan eighty-year-old man_1-year-old girl_ 11-year-old boy,_ 18-year-old girl,要注意的数
3、字：,a,an,an,1.There is _“u” in the word “use”.2.There is _ “h” in the word “there”. 3.There isnt _ university in our town.4.Tony is _ honest boy.5. London is _ European city.6. _ 8-year-old boy is playing games.7.There are 60 minutes in _ hour.8. Liu Xiang is _ unusual player.,a,an,a,an,a,An,an,an,归纳总结：,要注意的字母：,要注意的数字：,(1)在26个字母中，前面用an的字母有12个。(2)以字母u开头的单词。(3)以字母e开头的单词。 (4)以字母h开头的单词。,(5)注意的数字。,
