要多久

• How often do i have to update the server list
  我要多久更新一次服务器列表
• How long does it usually take you to make delivery
  你们通常要多久才能交货
• How often will the reading group members meet
  读书会成员要多久聚会一次？
• How long will it take for my mail to reach its destination
  我的信件到达目的地要多久？
• A : how long does it take to go to school by motorcycle
  你骑摩托车到学校要多久的时间？
• How long does it usually take to get to the airport
  去机场一般要多久？
• How often should you change the oil in your car
  你要多久,在你的车变油
• Interviewer : how long is it going to take to get us there
  问要多久才能使人类达至这样？
• How long shall we be before we get there
  “我们要多久才到得了那里？ ”
• How long does it take for a letter to get to california
  一封信要多久才能到加利福尼亚？