1. In some schools, Christmas carols are being modified to exclude any reference to Christ. 在有些学校，圣诞颂歌正在被修改以去掉任何涉及基督的内容。
2. All the other elements, like the location or characters, might be modified for each audience. 所有其他元素，比如位置或角色，可能会针对每个观众进行修改。
3. It is also true that it is difficult to think of a single such system that has not, for better or worse, been substantially modified by human culture. 同样，很难想象一个这样的系统：不管是好是坏，都没有经过人类文化的实质性修改。
4. Although many of his specific conclusions have been rejected or modified over the years, his ideas inspired thousands of studies by investigators all over the world. 尽管他的许多具体结论多年来都遭到了拒绝或进行了改良，但他的想法给世界各地研究者的数千项研究带来了灵感。
5. This idea was modified in the late twentieth century, when geologists and oceanographers examining oceanic sediment found fossil evidence of warming and cooling of the oceans. 在20世纪后期，地质学家和海洋学家在研究海洋沉积物时发现了能够证明海洋变暖和变冷的化石，并修正了这一观点。
