Hedging Statement

1, With the rapid globalization of today's world, people go freely back and force across the world. We tend to know world geography through traveling and watching TV or Internet.

2, According to a research experiment, most of students have cheated to obtain higher score. It is concluded that 90 % of student regularly cheat in this class.

3, In consequence, serious crimes committed by teennagers increased twice as those ten years ago.

4, In the United States, crimes caused by gun have been increasing, year after year. Especially, it has a pronound tendency that gun abuse among teennagers surprisingly has increased.

5, Some people are very intelligent. How come are they smart? Did they study hard? Were they already smart before they born?