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- How long have been awa? 夕?你离开多久了?
- LiLi:How long have been in Yueyang? 你来岳阳多久了？
- S9, how long have you been in class today?S9: I have been in class for one and a half hours.T: Very good! 这一环节充分体现出合作探究，创新学习的学习方法，在学习的过程中学生们会感到轻松，自如，快乐，有效。
- 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 has Alice been going with Adam? 艾丽斯和亚当交了多少时候朋友了？
- How long have they been gabbing? ! 她们喋喋不休的，要讲多久呀？！
- 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 has the present director been at the helm? 现任主任掌权多久了?
- How long has that man been at the helm? 那人掌权多久了?
- How long has your brother been a soldier? 你兄弟当了多长时间的兵了?
- 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?
- I can't recall how long it has been. 我回忆不起来多长时间了。
- 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?
- How long has Jim gone in for collecting stamps? 吉姆爱好集邮有多长时间？
- How long has it been since you've heard from your daughter? 从你上次接到你女儿的信以来有多长时间了？
