Once we have the results of a cultural assessment, we must then figure out how to change the culture.

一旦我们有了文化评估的结果，我们必须指出如何改变文化。

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For all of these compounds that play a very important role in the pathophysiology of disease, we must then answer the question can we develop a drug for the patients?

面对这些在疾病的病理生理机制中发挥重要作用的分子，我们必须要回答的问题是，我们能为患者开发出新的药物吗？

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At the same time, appearance is still important in certain circumstances and then we must choose our clothes carefully.

与此同时，外表在某些情况下仍然是重要的，然后我们必须仔细选择我们的衣服。

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Main message? Each one of us makes a difference every single day we impact the world around us and if we would just think about the consequences of the little choices we make what we eat,wear,buy, how we interact with people,animals, the environment then we start making small changes and that can lead to the huge change that we must have."

VOA: special.2009.11.18

"If we are to defeat this vicious insurgency and by doing so make Britain and the world a safer place, then we must persist with our operations in Afghanistan.

VOA: standard.2009.07.13

We must then walk between the hills of Safa and Murwa, seven times.

BBC: Aerial view of Great Mosque at Mecca - file 2006

If we choose to stay outside this core - and because we will not join the euro any time soon, then we must - then a part of Europe will have started a clear political journey without us.

BBC: Why Cameron is backing closer European integration

We decided that if we must wear tuxedos then we would try to customize them so they would set us apart from the rest of the flock of penguin-suits patrolling the courgette, er Croisette.

CNN: Behind the red carpet at Cannes