1.  When I put my hand on his forehead I knew he had a fever.

2.  Most of us knew that "Cultivation of Ideological Morality" was a course of no importance even before we entered the university.

3.  Diligent Students\

4.  At the same time, I knew there are more and more female students choose these major which seems more suitable for the male.

5.  I knew her reason for saying such things.

6.  However, I did not know anything above until he invited a few close friends including me to his villa.

7.  All of a sudden, I knew I could do anything if I try my best and not give the hint to myself that I am not strong enough.

8.  So before driving, you should know how to use the lights, check the windshield wipers, and adjust the seat belts.

9.  He knew the challenges he would confront running for the president of the United States of America.

10.  Just a few days later, he knew an old lady, whose name is Gussie.