必须

If we rechange these two numbers:one other to four times as many as its original value,the average of the five numbers will become 13.Which two numbers have been changed\?I only know that the total sum of the original numbers is 45(5×9),thd total sum of the 5numbers after the first change is 40(5×8),and the total sum of the 5numbers after the second change is 65(13×5).What can Ido next\?Please help me with the problem.Thank you!Mathematics Maniac,Zhongwanting

这就要求琬婷一方面要用王牌外语准确地把她想要问的问题清晰地表达出来，只有这样网上"数字博士"才能明白你要问的问题；另一方面琬婷还必须能够正确理解网上"数学博士"对她所提问题的英语答复，这两者是相互依赖的，否则就不能正确地帮助你理解和解决问题，这就要求琬婷必须用王牌外语进行正确地表达和理解。

I'm begging you, no matter what's happened, it's imperative that the DHARMA Initiative be reconstituted. You have to continue to research and you have to do it now.

我在这里请求你，不管发生了什么，达摩计划的重组势在必行，你必须继续进行研究并且你必须现在就开始行动。

But we must realize it is what we are doing routinely throughout the day that reflects our current beliefs, and every day that we do the same things for the same reasons, we reenforce our ego beliefs that this is the way we must think and act to be acceptable and meet the expectations of the world.

但是我们必须了解，我们每天日常生活的例行公事是我们现有信念的一种投射。我们每天为同样的理由，做一样的事，无异于加强小我对这个世界的认同，因为我们觉得我们的想法和行为必须符合世界的期望，才能被接受和认同。

This means that the data must be verifiable and the source must be trusted and can be referenced.

这意味着数据必须核查和来源必须是值得信赖的和可参照的。

You have to know the players in your industry and you have to be active in the relevant communities.

你必须知道的球员在你的行业，你必须积极参与有关的社区。

Profits seen like they could be a remote possibility but a demand has to be created and developed, and customers have to be prompted to try the product.

利润见过像他们可能是一个遥远的可能性，但需求，必须建立和发展，客户必须提示尝试产品。

Technology and equipment bought through compensation trade must be advanced and suitable, and must be advantageous to remould chinese existing enterprises and to raise the production capacities and technique levels.

通过补偿贸易购进的技术和设备必须是先进而适用的，而且必须有利于改造中国的现有企业以及提高生产能力和技术水平。

It reveals that in the development of true disciples there must be a renouncement of one's old way of thinking, and an abandonment of trust in the flesh, which must then be replaced with a new, open, submissive and obedient attitude to the Word of our God.

也告诉了我们一个真正的门徒必须弃绝旧的思考方式，不再相信肉身，必须换以新的，开放的，顺从的，顺服的态度来面对我们神的话语。

Our newspaper Beijing on May 18 report " we must exert oneself builds a kind of safety, health and good network environment for children, must build through promulgating ability of state law, aggrandizement, raise public consciousness and improvement national network answers ability, establish a global network that protects online children."

本报北京5月18日电"我们必须着力为儿童营造一种安全、健康和有益的网络环境，必须通过颁布国家法律、强化能力建设、提高公众意识和改善国家网络响应能力，创建一个保护在线儿童的全球网络。"

It is the author's wish, however, that any such republication and redistribution be made available to the public on a free and unrestricted basis and that translations and other derivative works be clearly marked as such.

欢迎流通：您可以再版印刷或以任何的媒体格式制作并流通此文，这是作者的希望。不过，所有再版流通之作品必须无条件地免费供大众使用，并且该作品中也必须清楚地标示此一声明。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。