Unit 3 What were you doing when the UFO arrived?教案
學后反思:
period six (self check)
學習目標：重點短語及句子
學習重難點：過去進行時態
前置學習:
1. barber ________ 2. bathroom _________3. kitchen ________4. alien _____________
5. land _______ __ 6. while ____________7. experience ______8. imagine __________
9. follow _________10. a mazing _________ 11.strange ________12 scared. ___________
13.climb _________14. jump ____________15.shout_________16. anywhere__________
17.happen________18. accident__________ 19.plane__________
1.出來_________________________2.起飛_______________________3.逃跑____________________
4.進來____________5.某人發生某事_________________6.有一次不尋常的經歷 _________________
7.考慮做某 事_____________8.上車（飛機）_____________9.在樹上_______________
10.在…的前面______________11.跟著某人做某事 ________________12.對某人大喊_____________
展示交流:
1.ufo到來時你在做什么？what _______ you _______ _______ the ufo arrived?
2.那個男孩正在街上走時，ufo著陸了。the boy ______ _______ down the street when the ufo landed.
3.你能想象它有多么奇怪！you can imagine_______ _______ _______ was!
4.這是美國現代史上最重要的事件之一。this was one of _______ _______ _______ _______ in modern american history.
5.當然，并不是歷史上所有的事情都這么可怕。_______ _______ events in history are _______ terrible _______ this, of course.
合作探究:
過去進行時
1）含義及構成 表示過去某一時刻或某一段時間正在進行或發生的動作，其結構為______________
2）用法 1 表示過去某一時刻或某一段時間正在進行或發生的動作。at 3:00 yesterday afternoon, in those days, at this time yesterday等。 2 表示過去某一動作發生時，另一個動作正在進行，持續時間長的動作用過去進行時態，常用于while引導的時間狀語從句中。
（2）i _______ (play) computer games at nine o'clock last night.
（3）they _______ (have)an english class at this time yesterday.
（4）the man _______ (walk)in the park when the ufo arrived.
（5）while the alien _______ (visit) the museum, the boy called the tv station.
（6）he said he was _______ (leave)for shanghai soon.
3)過去進行時否定結構：_____________________ +v-ing 一般問句結構：_______ +主語+v-ing +其他?
1 he was playing the guitar when his mother came back.(否定句)
2 she was babysitting her sister at this time yesterda y.(一般問句）
3 they were having a party when i knocked at the door.(就劃線部分提問)
達標拓展:
when/while
1.what were you doing _______ your teacher came into the classroom.
2._______ i was walking to the supermarket, i met my friend jenny.
3.i was sleeping late _______my cousin came to see me.
4._______ my father was reading a newspaper, my mother was watching a tv play.