是at the early age 还是 at an early ageRT哪一个WHY?

是at the early age 还是 at an early ageRT哪一个WHY? in an early age/in early age/这两种用法对吗?正宗的英语表达是什么?是用IN还是AT？ 是in the age of 83还是at the age of 83?为什么? at the same age 还是in the same age? at an early age 和at a young age 区别? e'll be testing the hypothesis that babies can count as early as five months of age.as early as five months of age.这个是跟在从句里还是主句里的 HE began to show interest in music at the early age英语翻译 Because now the children start to learn English at an early age. 是用to do 还是doing?I do not think it any good ______(learn) english at such an early age. at the age of at the age of at the age of at.the.age. at the age 急 Jack started to work at__(a/an/the/ /)early age because his family was very poor..Jack started to work at__(a/an/the/ /)early age because his family was very poor..正确答案是an 但是不是有at the age 的词组嘛 at the early i _play the piano at the age of sixi 后面是填can 还是could ,be able to 我明白这个句子意思是什么,但为什么要这么写?foster the creative spirit in the child at an early age如题,为什么是 in the child at an early age,不是forster the children's creative spirit at early age,就是in the ..