您要查找的是不是：
- How long have you been working there? 你在那儿工作多久了?
- "How long have you been cooling your eyes there?" said Dick. “你的眼睛在那里吹风吹了多少时候了?”狄克说。
- Oh, my! Who is there? How long have you been listening to me? Sh.. 噢，天哪！谁在那边？你听了多长时间了？现身吧，我看不到你是谁。
- How long have you been there? 你到这里已经多久了？
- Tax official: How long have you been in china? 税务局：在中国呆多长时间了？
- How long have you been employed at this job? 你受雇做这个工作有多久了?
- How long have you been over here? 你到这里来有多久了？
- How long have you been travelling? 你们旅行了多长时间？
- How long have you been engaged in your trade? 你干这一行有多久了?
- How long have you been waiting for the bus? 你等公共汽车等了多久?
- How long have you been a trading staffer? 你作为一名贸易人员有多长时间了?
- How long have you been taking this magazine? 你订阅这种杂志有多久了？
- 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 waited for the bus? 你等公共汽车等了多久?
- How long have you been in business, Mr. Kevin? 你们公司干这一行有多久了?
- How long have you been in my army? 你在我的军队里呆了多久了?
- How long have you been in this game? 你干这行当多长时间了?
- How long have you been living in this country? 你在这个国家居住多久啦?
