您要查找的是不是：
- How long has he been in office? 他任职多久了?
- How long has he been away from home? 他离开家多久了?
- How long has he been suffering from poor hearing? 他听力不好有多长时间了?
- How long have he been back from abroad? 他回国多久了?
- Doctor: One ear or both ears? How long has he been suffering from poor hearing? 一只耳朵还是两只耳朵都听不清?有多久了?
- 9. How long has he been in bed / in hospital? 他躺在床上/住院有多长时间了？
- How long has she been in your employ (ie employed by you)? 你雇用她多长时间了?
- Tax official: How long have you been in china? 税务局：在中国呆多长时间了？
- How long has this game been in overtime? 这场比赛在延长赛上有多长时间?
- Q. How long has ETEC been in business? 问：ETEC公司从事这项业务有多长时间？
- How long has she been in bed/in hospital? 你像这样有多长时间了？
- How long have you been in the garment business? 你做服装生意有多长时间了?
- By the way,how long have you been in this business? 顺便问一下，你干这行多久了?
- How long have you been in Shanghai? 你来上海多久了？
- How long have you been in business, Mr. Kevin? 你们公司干这一行有多久了?
- How long has he been away? 他去多久了?
- How long have you been in my army? 你在我的军队里呆了多久了?
- How long has he been ill ? 他病了多久?
- How long have you been in this game? 你干这行当多长时间了?
- How long have you been in Guilin? 你来桂林多久了?
