您要查找的是不是：
- How long has she been pregnant? 她怀孕多久了？
- How long has she been in your employ (ie employed by you)? 你雇用她多长时间了?
- How long has she been your favourite? 你看中她多久了?
- How long has she been engaged in her trade? 她干这一行有多久了?
- How long has she been an office worker? 她做上班族有多久了?
- How long has she been an editor? 她做编辑有多久了?
- How long has she been in bed/in hospital? 你像这样有多长时间了？
- How long has she been ill? 她病了多久了?
- How about Mary? How long has she lived there? 玛丽怎么样？她在那儿住多久了？
- How long has she worked in Jinhua? 她在金华工作了多久？
- How long has she had these symptoms? 这些症状有多长时间了?
- How long has she been in your employ (ie employed by you 你雇用她多长时间了?
- How long has Alice been going with Adam? 艾丽斯和亚当交了多少时候朋友了？
- Who helps look be pregnant how long? 谁帮忙看看怀孕多长时间了？
- 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 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？
- Since when has she been learning bookkeeping? 她从什么时候起学薄记的？
- Can the how long after prophylactic of out of service be pregnant? 停用避孕药后多长时间可以怀孕?
