重点讲解：
1. associate with 联系；联想；
Through science we've got the idea of associating progress with the future.
通过科学我们知道了应该把进步和未来联系起来+4DbAhjpgaw;WMk=。
2. be habituated to 习惯于…的；
People in the area are habituated to the idea of learning from the person above how to do the work.
该地区的人们习惯于向上级学习如何工作%LVsR7C!hFl7#&.&qa。
3. be unfamiliar to 不熟悉的；陌生的；
She grew many wonderful plants that were unfamiliar to me.
她种了很多我不熟悉的奇妙植物HuLXE;VgK=csZ。
4. respond to 应对；作出回应；作出反应；
Even very young premature babies respond to their mother's presence.
即使是很小的早产儿也会对母亲的出现做出反应59vbLds7yz[lzWMJ.0。