来自任志勇的问题
Jackcameinwith____envelopeinhishand,and____envelopewaslightblue.A.an;anB.an;theC.a;a为什么选B?.
Jackcameinwith____envelopeinhishand,and____envelopewaslightblue.A.an;anB.an;theC.a;a
为什么选B?.


Jackcameinwith____envelopeinhishand,and____envelopewaslightblue.A.an;anB.an;theC.a;a为什么选B?.
Jackcameinwith____envelopeinhishand,and____envelopewaslightblue.A.an;anB.an;theC.a;a
为什么选B?.
选an是因为空后面的单词是envelope,它的意思是信封,开头字母发音音素是元音,凡是以元音音素发音的,前面的冠词就要把a变成an.元音有aeiou