Module 2 A Job Worth Doing
Period Two：Grammar and Function
（1）三维目标
A．Knowledge and skills
1) Get the students to learn and grasp the usage of tenses: Past simple, past continuous and past perfect.
2) To get Ss to have knowledge of making deductions about the past.
B．Process and methods
1) Make dialogues according to the situations teacher invented for them
2) Practise in different ways
C. Emotion, attitude and values
Learning to understand the importance of the usage of tenses.
（2）教学重点
Let the students learn the use of “can’t be”; “must”or “might”
（3）教学难点
