英语必修5 人教新课标unit3同步教学设计（1—2课时）
unit3 life in the future教学设计
periods 1&2
teaching aims:
1. learn some new words and expressions.
2. help the students to talk about life in the past, at present and in the future.
3. enable the students to describe the life in the past, at present and in the future.
difficult and importa
