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- Why do we need them? 为什么我们需要它们？
- Why do we need a method of investment appraisal? 我们为什么需要一个投资评估方法?
- Why do we need an International Criminal Court? 我们为何需要一个国际刑事法院?
- Why do we need safety engineering? 为什么我们需要安全工程专业?
- Why do we need to raise this question? 为什么要提出这个问题呢?
- Listen! It's mid-summer now. What do we need them for? 嘿,现在已经是仲夏了,我们要这些?
- Why Do We Need to Read the BIBLE? 我们为什么定要读论语?
- Why do we need a great Enlightened Master? 为什么需要有大明师呢?
- Why do we need food waste disposer? 为什么需要食物垃圾处理器呢?
- Why do we need this scanning equipment? 为什么需要这个扫描设备?
- Why do we need to accord importance to their views? 我们为何重视这些机构的意见?
- Why do we need to understand the marketing system? 为什么我们需要掌握市场体系?
- Why do we need total Fishfish management? 为什么我们需要渔业综合管理?
- Teresa:Why do we need an eco-city? 范：为什么我们需要生态城?
- Why do we need 19 brands of toothpaste? 牙膏为什么还要有19种牌子?
- Why do we need a United Nations? 我们为何需要联合国?
- Why do we need to understand Chinese characters? 为什么要了解汉字?
- Why do we need the Motion and Time study? 我们为何需要进行动作及时间研究?
- "Why do we need another midget guard? “为什么我们当时要选一个迷你后卫呢？”
- Why do we need lean manufacturing? 为什么需要精益制造啊？
