13.阅读:
Compound nesting。两种生物住一起,不竞争食物和资源,所以没有坏影响,而两者的生活习惯可能造益对方。
听力:
教授举例,茫茫大森林里有两种蚂蚁,他们住在树洞里(hollow tree branches )。两种蚂蚁一大一小, 大的每天出去觅食,带回树洞里吃,吃完了的残渣碎屑被小蚂蚁吃掉。小蚂蚁以这些残渣碎屑为生,不需要出去找食物。小蚂蚁吃掉碎屑于是 keep environment clean,避免了细菌滋生,而这些细菌可能导致大蚂蚁生病而威胁到它们的 survival。
14.阅读:
关于 circadian rhythm 的介绍。有两个要点,第一个是每人都会有为己的 ALERT TIME 和 TIRED TIME。第二个要点就是这个 RYTHEM 随着时间推移可能会改变。
听力:
教授就举了 2 个例子。首先说在大学的时候他习惯挺晚上学习,因为那个时候他精神好,效率高,睡的比别人都晚。早上就会特别困,起不来,所以他从来不选早上的课。
第二个例子说他做了年纪大了做了教授发现,早上效率比较高,晚上觉得累。所以现在他的习惯颠倒了。 早上看看书,备课, 晚上就早早睡觉了。
15.阅读:Negative ideation is a method used by people to resist desires by adding something negative.
听力:
In the lecture, the professor gives his personal example of chocolate and mud, he loves chocolate because it is tasty. But chocolate is not good. So he used the method of negative ideation to refuse chocolate. Whenever he wanted to buy chocolate bar he would think it is associate with mud which is the mixture of dirt and water. He stopped buying.
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