一、教师寄语：God helps those who help themselves.（自助者天助之）
二、学习目标：
Knowledge aims: 1) words and phrases : lesson, another, concert, whom, weekday, study for a test, have a(n)……lesson, have to, another time, go to the doctor.
2) Important sentences: —Can you come to my birthday party?
—Sure, I’d love to./ I’m sorry, I have to……
Ability aims: 1)学会发出、接受和拒绝邀请。
2)掌握如何表达义务。
Emotion aim: 学会邀请他人和接受或拒绝他人的邀请，增进与他人之间的情感，培养交往能力。
