Unit One P32

title:College is not an ivory tower

topic sentence,:We should do what in college

sub-topic 1:we should improve our ability about communication

sub-topic 2:why we no longer study hard in college

Unit Two P61

title,:Why I like to learn English

topic sentence:I like what in learning English and reasons

sub-topic 1:What make me like English

sub-topic 2:Why I will like learn English

Unit Three P90

title:Same love,different expressions

topic sentence:The same and difference of father's and monther's love expressions

sub-topic 1:The samilitys

sub-topic 2:The differences

Unit Five P166

title:If you have two ability about your life

topic sentence:What and why

sub-topic 1:My wishs

sub-topic 2:why I want to change these and impressions

Unit Six P196

title:Why are  the moral values current decline

topic  sentence:There  are  many  nasty  behaviors  in  public,which  show  disrespect to others.

sub-topic1:public  shouting.

subtopic2:public displays of affection.