Unit5 First aid Period 3 Grammar (ellipsis and a review of the past participle)
Learning aims:1. To have a general knowledge of ellipsis be able to tell which part of the sentence is left out.
2. To review the usage of the past participle.
Important point and difficult point:to be able to tell which part of the sentence is left out.
预习案Previewing Case
使用说明及学法指导：1. 自我学习课本P90的内容，完成预习案。 2. 完成时间20分钟。
Task1定义：为了使语言简洁或避免重复，省略句子的一个或几个句子成分，这种语法现象称为______________。
Finish exercise 2.3.4 on P37 in the textbook.
Task 2Choose the best answers.
1)----Tomorrow is a holiday. Why are you doing your homework?
-----I am doing these exercises now so that I won’t have _____ on Sunday.
A. it B. them C. for D. to
2)----Shall I invite Ann to my birthday party tomorrow evening? ----Yes. It’ll be fine if you______.
A. are B. can C. invite D. do
3)---- Aren’t you the manager? ---- No, and I______
