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- When on earth did you help him? --I helped him last week. 你到底什麽时候帮助他?--上周。
- How on earth did you manage that? 你到底是怎么做的？
- When on earth did I go to her home? 我几曾去过她的家啊?
- Where on earth did you spring from? 你是打哪儿冒出来的?
- Why on earth did you put on that outfit? 你到底为什么要穿上这套服装?
- How on earth did you manage to get the car started? 你到底是怎么把汽车发动起来的?
- Why on earth did you say such a silly thing to me? 你对我说这种蠢话究竟是什么意思?
- What on earth did you work there for? 你究竟为什么到那儿工作?
- Who on earth do you know invented the computer? 你知道究竟谁发明了电脑吗?
- How on earth do you know the truth? 你究竟是怎样知道真相的?
- What on earth do you want me to do? 你究竟想要我干什么?
- But how on earth do you propose to buy this air-conditioner? 你究竟怎么会提出买这台空调的?
- What a mess! What on earth did you do before going out? 真是一团糟!你出门前到底做了什么?
- "How on earth did you pay for that?" gasped his mother. 你是怎么支付的？“她母亲喘气地说。
- Don't talk in a roundabout way, tell me what on earth do you want. 别再拐弯抹角了，告诉我你到底要什么吧。
- Take your hand off me.And what on earth do you want to do? 把你的手拿开,你究竟想要干什么?
- What on earth do you mean by all these impudent questions? 你问这么些无礼的问题到底是想说什么呢？”
- But Philip! I can hardly believe it how on earth did you manage to escape? 但是,菲力普,我几乎不信,你究竟怎样设法逃脱的呢?
- When on earth are you going to get down to writing? 你到底打算什么时候开始写?
- Do you seriously wonder that she did not help him ? 她没有帮助他，你感到特别惊奇吗?
