用a或an填空1------eye 2-------useful thing 3-----air conditoner 4-----interesting story 5------good

题目

用a或an填空1------eye 2-------useful thing 3-----air conditoner 4-----interesting story 5------good
6---------glass of water 7------orange 8----hour

答案

1 an
2 a
3 an
4 an
5 a
6 a
7 an
8 an
发音为元音前用an,而不是字母元音哦