1.  How did all these happen?

2.  What will happen if you see it up to 10 times?

3.  If we read books and other materials, what happens?

4.  So what happened?

5.  What will happen to you if you stay home all day and sit in front of the computer ?

6.  Why did this change happen?

7.  Why does it happen?

8.  Why this happens to students?

9.  What happened?

10.  Have you thought about the following questions: What has happened to your privacy?