Objectives（单元目标）：

After learning the unit, you will be able to:

1 master the usages of some key words and phrases about positive thinking (K);

2 know the basic uses of passive voice (K);

3 talk about mental health issues (S);

4 cope with anxiety (Q);

5 develop a positive and optimistic attitude towards life (Q).

Note: 

K-knowledge （知识目标）  

S-skill （技能目标）  

Q-qualify （素质目标）