Lesson40 参考教案
Teaching goals
1. Target language 目标语言
a. Learn and master the following words and phrases:
掌握词汇及短语
weight , air, lucky, side
used to, worry about…, not…any more, put on weight couch potato, get out, in the sun,
on one’s side go for a walk
句型：
1）They used to be very active together.
2）Tim is not active any more.
3）But now Ben worries about Tim.
