(共9张PPT)
Unit 8
It must belong to Carla.
Section B 3a-Self Check
Self Check
1、 Fill in the blanks with must, might or can’t.
1. That bright light ______ be a UFO — there’s no such thing!
2. I’m still waiting for the bus, so I ____ be a bit late for the party.
3. That sweater _____ be Carla’s. She’s the only one who wears
such colorful clothes.
4. Tony _______ want to go to the concert. He likes music, but I’m
not sure if he likes rock music.
5. The person you saw at the supermarket ______be Susan. I just
talked to her on the phone, and she’s at work right now.
can’t
might
must
先行词
might
who在此处引导定语从句，修饰先行词the only one，who在从句中作主语。当先行词为人时，定语从句可用关系代词who或that引导，who或that在从句中作主语或宾语，作宾语时，也可以用whom代替who。
can’t
Self Check
Name Likes Dislikes
Jessica take photos run
Todd play the piano eat sweet food
Mike play tennis watch movies
Annie read cook
2 Look at the chart and write sentences for the things below.
DVD It can’t be Mike’s. He doesn’t like to watch movies.
2. bowl of ice-cream ______________________________________________
3. camera_______________________________________________________
It can’t be Todd’s. He doesn’t like to eat sweet food.
It must be Jessica’s. She likes to take photos.
Self Check
Name Likes Dislikes
Jessica take photos run
Todd play the piano eat sweet food
Mike play tennis watch movies
Annie read cook
2 Look at the chart and write sentences for the things below.
4. cookbook_____________________________________________________
5. tennis ball____________________________________________________
6. running shoes_________________________________________________
It can’t be Annie’s. She doesn’t like to cook.
It must belong to Mike. He likes to play tennis.
It can’t belong to Jessica. She doesn’t like to run.
1. Use could, might, must, can’t to make your inferences and have a discussion.
2. We should think of more practical reasons. For example, don’t say that ghosts took the basket.
“There must be ... on this island.”
“It might / could be ...”
“Maybe it's a ...”
... think / guess that ...
useful expressions
你在上学的路上捡到了一件校服，请根据以下要点，作出一个合理的推断，并把推断的经过和结果写出来。
内容包括：
1.Mary 和 Sally 的校服都丢了；
2.校服上有一根长头发;
3.校服口袋里有一张银行卡和一张宠物狗照片。
writing
本单元的话题是“神秘事件”，谈论如何推测、分析并判断，要求学生能正确使用might, may, could，can, must, can’t等情态动词进行推测并写出合理的推测理由。写作中要注意连词的使用。
经典例题
要点: 1. 推断的经过
2. 推断的结果
体裁：说明文
Make an outline
审主题：
审文体：
审人称：
审时态：
找寻失主
记叙文
第三人称为主
一般过去时、一般现在时
审布局
Beginning
Body
Ending
提出问题
合理推测
发表感叹
Whose might it be？
How great it is to find the owner！
First，...so...
But...then...
Also，...then...
Sample writing
On my way to school, I found a uniform. Whose might it be
First, look at the uniform. Our school name is on it. So the owner must be from our school. It's said that both Mary and Sally lost their uniforms. Could it be Mary's or Sally's There is a long hair on the uniform. But both of them have long hair. There is a photo of a pet dog in the pocket. Sally likes dogs very much, but Mary doesn't. Then, it can't belong to Mary. Also, there is a bank card. Then, it must be Sally's school uniform because she is the only student with a bank card in our school.
How great it is to find the owner!
Beginning
Body
Ending
提出问题
合理推测
发表感叹
