11.  You need to waste more time finding ways to live harmony with so many roommates.

12.  Participating activities is also a way of learning.

13.  So, in this way, she cannot major in history.

14.  He said it was the only way to cultivate our comprehensive ability.

15.  The only way to know the truth is to experience more and think more.

16.  The ways we treat these kinds of students differ a lot.

17.  I saw the book was about the computer program, and was surprised that in which way can she understand these complex programs.

18.  Therefore, boys stand for the science, girls stand for the humanity in a general way.

19.  She bought a book and began walking on the tough way.

20.  Stereotypes of a group of people can affect the way society views them, and change society's expectations of them.