a和an的用法區(qū)別PPT課件

1、不定冠詞的用法區(qū)別靖西縣第四中學 黃斌第1頁/共10頁第2頁/共10頁根據(jù)句意和詞首字母寫單詞 1. If the population in the world keeps increasing like this, there will be only standing r_ on the earth. 2. Anyone who is in danger can call the p _ telephone on 110. 3. We should p_ our earth because we have only one. 4. “We can even get more than t

2、wo when we a_ one to one.” Our head teacher Miss Liu often educates us with words like this. 5. There is no one who has no f ; everyone can make different mistakes. roompoliceprotectfaultadd第3頁/共10頁根據(jù)句意和詞首字母寫單詞 1. I like living in the old house, and watching the view of the steep hill_(在遠處). 2. Its

3、very difficult for the female headmaster to _ (管理學校) like this. 3. Our new school _ (離近) the Zhongshan Park. 4. There _ (需要有) more public toilets in the busy and crowd city center.in the distancerun a schoolis close toneed to be第4頁/共10頁不定冠詞a/an的區(qū)別第5頁/共10頁特別提醒：an hour, an honest boy，a useful bookTher

4、e is an “f” in the word “five”. (在“five”中有字母“f”。)歸納: a用在以輔音音素開頭的單詞前，an用在以元音音素開頭的單詞前，判斷一個單詞是元音開頭還是輔音開頭，要根據(jù)其讀音，而不是根據(jù)首字母。如：我們可以這樣來記憶：不見元音不加an，不看字母看發(fā)音。第6頁/共10頁(1)在26個字母中，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開頭的單詞，要注意區(qū)別。如：an umbrella，an unusual story，an unhappy boy，a university，a useful book

5、, a unit (3)以e開頭的單詞，要注意區(qū)別。如： an egg, a European boy (4)以h開頭的單詞，要注意區(qū)別。如： an hour, an honest boy要注意的字母：第7頁/共10頁 (5)注意這幾個數(shù)字（1,11，與8相關的數(shù)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要注意的數(shù)字：aanan第8頁/共10頁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 m