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- How has it served humanity? 它是如何来服务人类的呢?
- We all go through dry spells. how has it been? siz months? 我们都有过干旱期。多久了？6个月？
- What is the tilt test and how has it been adapted for use in patients with vasovagal syncope? 何为倾斜试验？该试验是如何用于血管迷走神经性晕厥患者的？
- And perhaps never before has it served so much as in the recent events in Europe. 并且电视或许从来没有象最近欧洲发生的事件一样起过如此重大作用。
- How had it happened? who had killed the convicts? Was it Ayrton? No, for amoment before he was dreading their return. 事情是怎么发生的？是谁杀死罪犯的呢？是艾尔通吗？不，刚才他还担心罪犯们会回来呢！
- What is the tilt test and how has it been adapted for use in patients with asoagal syncope? 何为倾斜试验?该试验是如何用于血管迷走神经性晕厥患者的?
- What is the size of the Arab population in China and how has it changed over the years? 中国的阿拉伯人口有多少？这一数字这些年有变化吗？
- How has productivity growth been attained and how has it contributed to the economy? 生产力成长是怎麽达到的?而生产力成长对经济又有什麽贡献?
- 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？
- What is `unemployment`. and how has it changed with the introduction of the Jobseekers Allowance AND/OR Workfare schemes? 什么是[失业".;以及随着职业介绍机构
- Sophia has it all over Olivia in looks and charm. 索菲娅的长相和魅力都胜过奥利维亚。
- How has time,how has man,served these marvels? 时光流逝，人事更替，这些稀世之宝终于成了什么呢?
- Has it been found out who set the record? 弄没弄清楚这记录是谁创造的？
- How has time, how has man, served these marvels? 时光流逝，人事更替，这些稀世之宝终于成了什么呢?
- Rumor has it that the factory burned down. 谣传那家工厂被大火烧毁了。
- I have it in mind to ask her advice when I see her. 我打算见到她时徵求她的意见。
- I used a stick to support me; it served its turn I could procure a crutch. 我过去拄手杖，等我弄得到拐杖后，那手杖就完成任务了。
- Do not think about that job, mary have it sew up. 不要想那份工作，玛莉一定会得到那份工作的。
- How have you been lately, my lad? 近来好吗,老弟?
- I'd like it served after the main course. 我希望在主菜之后上这个。
