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- How did the trouble start? 麻烦是怎么发生的？
- How did the construction work bog down? 建筑工程怎样会停下来的？
- The trouble is that the shock uses up its energy and eventually stalls.Simulations show that the energy of the implosion quickly dissipates.So how does the star blow itself apart? 麻烦的问题是，震波最后会因用尽能量而停止，电脑模拟显示内爆的能量很快就被消耗掉了，那麽恒星到底是如何把自己炸得粉碎呢？
- How did the young wife keep her husband off alcohol all last year? 过去的整整一年中这位年轻的妻子是怎样使她丈夫不沾一滴酒的？
- He did the work to spareyou the trouble. 他做了那件事使你免去麻烦。
- How did the editor respond to our suggestion? 编辑对我们的建议反应如何?
- How did the escaping prisoners get past the guards? 那些越狱的囚犯是怎样毫不费力地躲过警卫的?
- How did the custom of kissing start? 接吻的习俗是怎样形成的?
- How did the house come to be burned down? 那房子怎么被烧掉了?
- How did the rumour of her death get about? 关于她死的谣言是怎样传开的。
- "How did the villains suspect me?" I asked. “那帮坏蛋怎么会在我身上打这主意呢?”我问。
- How do the populations maintain this homeostasis? 种群如何能维持这种内稳定状态呢?
- How did the news of his promotion get about? 他晋升的消息是怎么传出去的?
- How did the students go to Youth Park? 学生们怎样去青年公园？
- How did the grizzly bear get it name? 大灰熊的名字是怎么得来的?
- How did the thieves gain entry into the building? 窃贼是怎样进入大楼的?
- Q:: How did the rivalry with Gai develop? 问：他和凯的竞争会怎么发展下去?
- How did the construction work bog down ? 建筑工程怎样会停下来的?
- How did the thief manage to get into the house? 这贼是怎样设法闯入屋子的?
- How did the Card Reader protect SAM card? 读卡机如何保护安全模组卡?
