内容正文:
专题三 冠词
一、不定冠词
1.【基本规则】以元音音素开头的单词之前用 an,以辅音音素开头的单词之前用 a,
★元音音素:[i:]、[i]、[e]、[ ae ]、[ ɔ ]、[ ɔ: ]、[u:]、[u]、[a:]、[ ʌ ]、[ ə: ]、[ə ]、[ei]、[ai]、[əu ]、[au]、[ɔi ]、[iə ]、[ɛə ]、[ uə ]。
book /bʊk/—— a book apple /ˈæp(ə)l/ —— an apple
2.【h不发音】
部分单词首字母h不发音,后面的字母发元音,则用an
honest /ˈɒnɪst/—— an honest boy
hour /ˈaʊə(r)/—— an hour
honorable/ˈɒnərəb(ə)l/ —— an honorable man一个高尚的人.
honor /ˈɒnə(r)/—— an honor
3.【特殊字母U】
字母U在单词中有两种发音
[ju:] ——useful / uniform / university/usual
[ʌ] ——uncommon
4.【元音音素开头的字母】
Oh,Mr. Len is a fox ! 这里面的12个字母都是元音音素开头的字母
There is an A in the word apple 在单词苹果中有一个A
5.【元音音素开头的数字】
8、18、80+、11
I am an eighteen—year—old girl.
6.【序数词前加a/an】表示“再一,又一”
The book is so interesting that I read it a second time.这本书太有趣了,我还要再读一遍。
【即学即练】
1.(2023•闵行区一模)Everyone believes that David is ________ honest man and we all trust him.( )
A.a B.an C.the D./
2.(2023•锦江区模拟)As ________ exchange student,Laura finds table manners seem to be the biggest challenge for her.( )
A.a B.an C.the
3.(2022•麒麟区校级模拟)Germany is European country and Korea is Asian country.( )
A.an,an B.a,a C.a,an D.an,a
4.﹣﹣﹣How long did you spend getting to the museum?
﹣﹣﹣I spent half ________ hour getting there by _____ bus.( )
A.an; a B.an;/ C.a; an D.a;/
5.________ TV drama You Who Came From the Stars tells a love story between a 400﹣year﹣old
alien and ________ attractive human girl.( )
A.A; an B.The; the C.A; the D.The; an
6.I don't think it is _______ unsuccessful competition,because it has offered us _______valuable experience for the next competition.( )
A.a; a B.an;/ C.an; a D./; a
7.(2022•库车市一模)This is ______ useful dictionary for the beginners.It can help them understand ______ words and expressions they don't know.( )
A./;the B.a;the C.an; / D.an;the
8.(2022•青浦区二模)Nancy took ________ active part in the volunteer work during the lockdown.( )
A.the B.an C.a D./
9.(2022•营口一模)—It's _____pity that he hurt his leg when he played _____ football yesterday.( )
A./;an B.the;the C.an;