Unit 3 Safety.Lesson 16 How Safe Is Your Home. 教案

Unit 3 Safety
Lesson 16 How Safe Is Your Home
1. Analysis of the Students
The students of Grade 9 have mastered certain vocabularies，expressions and structures. They also have the abilities of self-teaching and working in groups. Most of them are willing to express their opinions in English.
2. Analysis of Teaching Content
Lesson 16 is the fourth lesson in Unit 3, Book 5.This unit focus on the subject safety. Students cares about the subject because it is close to everyone. Lesson 16 mainly talks about how to keep safe at home. What should we do to stay safe at school or on the way home or to school.
【知识目标】
To learn some words and phrases about safety tips at home. Such as: prevent, certain, burn, slip, put out and so on. And learn the imperative sentences.【出处：21教育名师】
【能力目标】
To give warnings with imperatives.
【情感目标】
To do right things at home and keep safe.
【教学重点】
Vocabulary: prevent, certain, baking soda, scissors, knife, burn, slip… 21cnjy.com
Phrases: put out.
【教学难点】
To give warnings with right forms of imperatives.

Tape recorder, Multimedia
Step 1. Warm-up
Think: Is your home a safe place? Why or why not?
Let the students watch a video which is about a kitchen that is on fire. www.21-cn-jy.com
Step 2. Presentation
1. Listen to Part I and tell true (T) or false (F) 2-1-c-n-j-y
(1)Sometimes home is not safe enough. ( ) 【版权所有：21教育】
(2)Kitchen and living room are the two most dangerous rooms in the house. ( )
(3)People can prevent certain accidents. ( )21教育名师原创作品
2. Check the answers.
3. Read the text and answer the following questions.
(1)Why are the kitchen and the bathroom the two most dangerous rooms in the house?
(2)What are the safety tips to prevent accidents in the kitchen?
(3)What are the safety tips to prevent accidents in the bathroom?
(4)Why shouldn’t parents leave young children alone in the bathtub?
Check the answers.
Explain the language points:
Can people prevent certain accidents?
prevent为及物动词，意为“阻止，预防”，常用结构prevent sb. from doing sth.意为“阻止某人做某事”，与stop sb. from doing sth.用法相同。【来源：21·世纪·教育·网】
So be careful!
careful为形容词，意为“小心的，仔细的”，其副词形式为carefully，意为“小心地，仔细地”，名词形式为carefulness，意为“小心，仔细，认真”。
Many people hurt themselves by falling off chairs.
hurt oneself意为“伤着自己”。hurt themselves表示“伤到他们自己”，其中themselves是反身代词。
fall off意为“掉下来”，强调“从什么地方掉下来”，相当于drop/fall down from，后面接名词作宾语。
put out意为“扑灭，熄灭”，是由“动词+副词”构成的动词短语，后接代词作宾语时，代词要放在put与out中间。
和fire相关的短语：catch fire(着火)，make a fire(生火)，discover a fire(发现火情)，light/start a fire(点火)，put out the fire(灭火)，set fire to sth.=set sth. on fire(放火烧……)，be on fire(失火，在着火)。
Use baking soda or salt instead.
instead为副词，意为“代替，反而，却”，instead of也表示“代替”。
instead, instead of
instead常位于句末，译作“而是”，instead of常位于句中，译作“而不是”。
Be careful with scissors and knives!
be careful with意为“小心，谨慎……”。
You don’t want to burn yourself.
burn在本句中为动词，意为“燃烧，烧毁，烧坏，烧伤”，其过去式、过去分词有两种形式，即burnt, burnt或burned, burned。【来源：21cnj*y.co*m】
It’s easy to slip and fall on a wet floor.
不定式作主语时，往往用it作形式主语，而将不定式放在后面。这句话中的主语是to slip and fall on a wet floor, It是形式主语，is是系动词，easy是表语。
be sure to do sth.意为“务必/切记去做某事”，常用于祈使句中，表示说话人向对方提出要求。2·1·c·n·j·y
be sure about/of意为“对……有把握，一定会”。
“keep+ sth. /sb.+形容词”意为“使……处于某种状态”，形容词作宾语补足语。
keep doing sth.一直做某事，keep sb. doing sth.让某人一直做某事。
Never leave small children alone in a bathtub.
leave sb./sth. alone.意为“让某人/某物独自留下”。
alone, lonely
(1)alone作副词，用于陈述客观事实，强调独自一人，没有别的同伴，作形容词，在句中作表语或后置定语，强调别无其他，处境安全孤立。21·世纪*教育网
(2)lonely作形容词，意为“孤独的，寂寞的”，具有感彩，在句中作表语或前置定语，修饰某地时，意为“荒凉的，偏僻的”。www-2-1-cnjy-com
Step 3. Practice
Read Part II and complete the table on page 41.
Fill in the blanks with the correct forms of the words from the lesson. The first letter is given.
Tom won’t drive to Beijing. He’ll take a bus i______.21*cnjy*com
We should eat less s____ to prevent heart disease.21·cn·jy·com
Take the k_____ away. The little boy may cut himself.
A hot coal fell out the fire and b___________ the shoes.
Grandma likes to sit in the sun. She enjoys the h____ of the sun.
Check the answers.
Read the passage and fill in the blanks with the words in the box.21世纪教育网版权所有
Scalding Cuts Falls Burns
Be Careful!
Here are some of the most common accidents that happen at home:21教育网
Scalding — Hot water or drinks can scald you badly. Be careful when you smell your coffee and want to drink it right away!21*cnjy*com
________ — Every year, quite a lot of children fall and hurt themselves. They fall off furniture or down the stairs. Climbing trees, high walls or fences can be dangerous, too.
________ — Many people are badly burnt or even die in house fires. A cigarette can easily start a fire. People can be burnt by a hot iron or matches.
________ — Glass causes the most serious cuts. So do knives and scissors.
These things should be kept away from children.
Check the answers.
Group work:
Discuss: What other accidents may happen at home?
And how can we prevent them?
Step 4. Consolidation
Find the imperative sentences in this lesson.
Report:
Don’t stand on chairs
Keep the floor dry.
Don’t use water to put out kitchen fires.
Be careful with knives.
Don’t keep poisons in the kitchen.
Never leave small children alone in a bathtub.
Summary the usage of the imperative sentences.
句首可加do，表示语气强烈，译做“务必”。Do come on time.
否定句加don’t/never但“Let us/me/Let’s+ do”多在do前加not. Let’s not talk about it again.
由let’s引出的祈使句反意问句用shall we;由Let us引出的反意问句用will you。Let’s go to the cinema，shall we? Let us do it，will you?
4. Make a poster
How to keep safe at home. What should we do to stay safe at school or on the way home or to school? Give tips on your posters. Choose one topic to do!
Step 5. Homework
1. Listen and read.
2. Finish exercises of this lesson.
略。