有多久

• [ b ] how long have you been [ / b ] thinking about killing yourself
  你有自杀的念头有多久了？
• How long am i in this business ? long enough
  我干这一行有多久了？够久了
• He had no idea how long she had been there
  他不知道她到那里有多久了。
• " how long , " i asked , " has this lasted ?
  “这种情况有多久了？我问。
• How long have you been [ / b ] feeling depressed
  你感觉情结低落有多久了？
• Nurse : how long have you had the problem
  护士：这种情况出现有多久了？
• If yes , how long did you have the last flu shot
  如有，最近的一次注射距离现在约有多久呢？
• How long we been riding together , charley
  我们在一起有多久了，查里？
• You ' ve been livin ' here , like , what
  你住这里很长时间了吧，有多久了？
• How long have you been [ / b ] a football fan
  你成为一个足球迷有多久了？