task 1： Describe why organizing time is chellenging for university students and why it is important.
task 2： Some believe that online courses should replace classes in buildings. But others don't think so. Your option.
task 3:
reading: a student suggest that school need to add more seats in theatre. 2 reasons: some students don't have seats. adding seats will have economic benifit for school.
listening: woman do't agree. 1. seats are enough. 不充足只是在opening和last show 时，才存在。 2. 每天都放映也能赚钱。 增加座位所赚的钱需要花费时间来弥补增加座位的cost
task 4.
reading: internal competition
listening: car comany。之前这个公司生产了一款卖的很好的车，且很赚钱。一个公司在那个车的基础上改进了一下stylish, 于是这款车买的人增加了。为了应对这个竞争，这家公司推出了更加stylish的车，虽然原来best-selling 的车卖的少了，但是新推出的车也赚钱。
task 5 : 男生sign a course-American literature which is an discussion course. 但是人很多。
解决方法： 一个是建立outclass discussion group. 二是drop in this semester, take this course next semester.
task 6.: bony fish 躲避predator 的方法：
一是及时发现predator。 一种什么鱼（单词记不住了）身上长有hair,能够发现他周围的天敌，然后迅速逃走
二是能再水中keep still. hide in plants直到predator游走后再出来。
