英语 用a或an对单词填空用a或an填空-----nose ----eye ----boy ----ear ----"u" ----mouth ----arm ----foot ----"m" ----"s"

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英语 用a或an对单词填空用a或an填空-----nose ----eye ----boy ----ear ----

英语 用a或an对单词填空用a或an填空-----nose ----eye ----boy ----ear ----"u" ----mouth ----arm ----foot ----"m" ----"s"
英语 用a或an对单词填空
用a或an填空
-----nose ----eye ----boy ----ear ----"u"
----mouth ----arm ----foot ----"m" ----"s"

英语 用a或an对单词填空用a或an填空-----nose ----eye ----boy ----ear ----"u" ----mouth ----arm ----foot ----"m" ----"s"
a nose
an eye
a boy
an ear
a "u"
a mouth
an arm
a foot
an "m"
an "s"
一般是看单词的音标,如果音标以元音开头,就用an,辅音就用a.比如说"u"虽然是个元音字母,但它的音标(发音)是以/j/这个辅音开头,所以前缀还是用a,而"s"虽然是辅音字母,但它的音标是以/e/这个元音开头,所以是用an.以此类推.
Aa [ei]
Bb [bi:]
Cc [si:]
Dd [di:]
Ee [i:]
Ff [ef]
Gg [dЗi:]
Hh [eit∫]
Ii [ai]
Jj [dЗei]
Kk [kei]
Ll [el]
Mm [em]
Nn [en]
Oo [эu]
Pp [pi:]
Qq [kju:]
Rr [a:]
Ss [es]
Tt [ti:]
Uu [ju:]
Vv [vi:]
Ww [\'d∧blju:]
Xx [eks]
Yy [wai]
Zz [zεd]

a an a an an
a an a an a

a nose an eye a boy an ear an u
a mouth a arm a foot a m a s

AEIOU