英语翻译He began to work___ ___ ___ ___ ___.He began to work___ ___ ___ ___.He began to work___ ___ ___.对应填空.一空一词.He began to work___ ___ ___ ___ ___ ___。加了一格

At the age of 12 he began to work

您好：
对于您的问题，以下是正确答案：
1、He began to work at the age of 12.
2、He began to work when he was 12.
3、He began to work 12 years old.
希望队您有所帮助。
——————————糊涂工作室

He began to work at the age of 12.
He began to work at 12 years old/when he was twelve.
He began to work at year twelve.
He began to work when he was 12 years old.

来晚了。。。
楼上第三句不对 可以说 He began to work at his twelve.

1,at the age of 12
2.when he was 12
3.at his twelfth
4.at the twelfth of his life