1,How long have you worked as a teacher?2,I have worked as a teacher for 20 years.

问题描述:

1,How long have you worked as a teacher?2,I have worked as a teacher for 20 years.
3,How long did he spent his holiday in London?4,He spent his holiday in London for four days,这四句怎样翻译

你做一名老师多久了 我已经工作了20年了 他在伦敦花了多少时间度假 他在伦敦度过了4天的假期