Rules can be changed often.

规则可以经常改变。

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Rubbish from food can be changed into fertilizer to make plants grow better.

食物中的垃圾可以转化为肥料，使植物长得更好。

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Most meeting times can be changed.

大多数会议时间是可以修改的。

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"Because this is where the law can be changed by one decision of the nine judges and make us in unison with the majority of countries of the world who have already decided that killing is not right by the government,".

VOA: standard.2009.10.05

That's one of the beauties of proteins as working molecules is that their structure can be changed by subtle means.

蛋白质作为一种生物活性分子,其优势之一是,能够通过精细的方法改变其结构

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So can be changed slightly, depending on tense, past, present or future as well as whether or not you want to ask a question.

因此这个句型要根据不同的时态，如过去时、现在时和将来时，作出一点调整；另外也会根据是否是问句而略有不同。

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According to the group, the barrel can be changed out to fire different kinds of ammo.

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Wages are the one thing that can be changed and in a big way.

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Economists like to think that corrupt behavior can be changed through punishment and reward.

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