three-year-old boy 这样的前面用a还是an?两种我都看过..
three-year-old boy 这样的前面用a还是an?两种我都看过..
one-year-old前面用an还是a
one-year-old boy 前面是填a还是an呢?
a 11-year-old boy还是an 11-year-old boy
英语问题an还是a eight-year-old boy
18—year—old前面用a还是用an
我是个英语菜鸟,请问8-year-old前面是用a还是an呢/
year前面用a 还是用an
an 【】-year-old boy
A 还是AN English boy.He just ___eleven- year -old boy.
_____(a/an)1-year-old boy _____(a/an)8-year-old boy _____(a/
an onehundred-year-old man用a还是an