a和an的用法区别ppt课件

1、w不定冠词的用法区别不定冠词的用法区别w靖西县第四中学靖西县第四中学 黄斌黄斌根据句意和词首字母写单词根据句意和词首字母写单词 w1. If the population in the world keeps increasing like this, there will be only standing r_ on the earth.w2. Anyone who is in danger can call the p _ telephone on 110.w3. We should p_ our earth because we have only one.w4. “We can eve

2、n get more than two when we a_ one to one.” Our head teacher Miss Liu often educates us with words like this. w5. There is no one who has no f ; everyone can make different mistakes. roompoliceprotectfaultadd根据句意和词首字母写单词根据句意和词首字母写单词 w1. I like living in the old house, and watching the view of the st

3、eep hill_(在远处).w2. Its very difficult for the female headmaster to _ (管理学校) like this.w3. Our new school _ (离近) the Zhongshan Park.w4. There _ (需要有) more public toilets in the busy and crowd city center.in the distancerun a schoolis close toneed to be不定冠词不定冠词a/an的区别的区别特别提醒：特别提醒：an hour, an honest bo

4、y，a useful bookThere is an “f” in the word “five”. (在在“five中有字母中有字母“f”。)归纳归纳: a用在以辅音音素开头的单词前，用在以辅音音素开头的单词前，an用在以用在以元音音素开头的单词前，判断一个单词是元音开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，而不是根据首头还是辅音开头，要根据其读音，而不是根据首字母。如：字母。如：我们可以这样来记忆：不见元音不加我们可以这样来记忆：不见元音不加an，不看字，不看字母看发音。母看发音。(1)在在26个字母中，前面用个字母中，前面用an的字母有：的字母有：a，e，

5、f， h，i，l，m，n，o，r，s，x，其他用，其他用a。(u不是不是)(2)以以u开头的单词，要注意区别。如：开头的单词，要注意区别。如：an umbrella，an unusual story，an unhappy boy，a university，a useful book, a unit (3)以以e开头的单词，要注意区别。如：开头的单词，要注意区别。如： an egg, a European boy (4)以以h开头的单词，要注意区别。如：开头的单词，要注意区别。如： an hour, an honest boy要注意的字母：要注意的字母： (5)注意这几个数字注意这几个数字1,1

6、1，与，与8相关的数字）相关的数字） a one-year-old boy an eveven-year-old boy an eighty-year-old man _1-year-old girl _ 11-year-old boy, _ 18-year-old girl要注意的数字：要注意的数字：aanan1.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. aanaanaAnanan归纳总结：归纳总结：要注意的字母：要注意的字母：要注意的数字：要注意的数字：(1)在在26个字母中，前面用个字