world population distribution

美国的宜居州排名2016和17

primary and secondary 学生

acatemic study的时间两条线百分比

1. Cows and grass

2. Human & animal

3. Prime minister

• presidential system: separate legislative, a separation of powers
  

• parliamentary system: prime minister takes responsbility of legislature and administrative function, leading to fusion of power between the legislative and executive branches

Is travel a necessary component of education or not? Do scholars who sit at home have moreknowledge than those who travel? 

1. Most of the features are part of previous research.  

2. The sociology department is highly regarded worldwide.

一个题是一个女的讲跳舞的事儿，但是那个女的声音又尖又大，在中等音量的情况下耳机里都是滋滋的声，我很确定不是背景音。非常恶心，根本没法听，😠

希望大家不会碰见这个题。