冀教版九年级上册Lesson 16 How Safe Is Your Home?教学ppt课件

设计说明

首先,通过图片展开讨论“家是否是个安全的地方”，从而导入新课。接着，利用图片，通过讨论图片来学习本课节的词汇，并跟读练习。然后，通过听音判断正误进入本课第一部分的学习；通过阅读填表、阅读找短语并翻译、阅读找祈使句、复述课文等一系列活动学习本课第二部分。最后，处理剩余的练习题，并利用Let’s Do It! No.4提出居家安全的建议，提升学生的能力。本课节先通过词汇的教学为后面的学习扫清障碍，再由浅及深地展开对话的学习，最后，通过提建议提升学生综合语言运用能力。

教学目标

通过本课节的教学，学生达成以下目标：

1. 知识目标

掌握单词：certain, themselves, salt, scissors, knife, heat, burn

接触单词：prevent, baking, soda, poison, bathtub, slip

短语：put out, baking soda

2. 能力目标

(1)掌握厨房和浴室里安全隐患的英语表达；

(2)能用祈使句提醒或警示他人保持居家安全。

3. 情感目标

了解家中，尤其是厨房和浴室的安全隐患，增强居家安全意识。

重点难点

1. 重点：掌握厨房和浴室里安全隐患的英语表达。

2. 难点：能用祈使句提醒或警示他人保持居家安全。

教学准备

PPT 课件；本课节用到的录音。

授课时数

1课时

教学过程

Step 1  Warming up

1. Have a free talk. Talk about the home safety.

Show the picture of a home to the class and ask:

Is home a safe place?

Why or why not?

2. Show the pictures of accidents in the home and discuss them with the whole class.

Step 2  Presentation  

1. Teach the new words heat, burn, salt and phrases put out, baking soda with the pictures by talking about them.

Teacher says: Look! The kitchen fire is very dangerous. It’s very hot. The heat can burn us. Don’t use water to put it out. What can we use to put it out?

Use baking soda or salt instead.

2. Teach the new words knife(knives), scissors and themselves with the pictures by talking about them.

  Teacher asks: Look! What’s this?  (It’s a knife.)

What are these?  (They’re knives.)

What’s this?  (It’s a pair of scissors.)

Then says: Be careful with them. Some people cut themselves in the kitchen.

3. Teach the new words poison, bathtub, slip, prevent and certain with the pictures by talking about them.

poison /'pɔɪzn/

n. 毒药；毒物

bathtub/'bɑːθtʌb/    slip/slɪp/ v. 滑倒

n. 浴缸；浴盆

Teacher says: Look at the accidents. We should prevent certain accidents.

4. Read the new words following the recording, and read the expressions alone.

  Then remember them.

   prevent v.  阻止； 预防

certain adj.  某些；某个

themselves pron.  他（她、它）们自己

baking       n. 烘焙

soda         n. 苏打

salt          n. 食盐

scissors       n. 剪刀

knife         n. 刀

poison        n. 毒药；毒物        

heat          n. 高温；热；炉灶  v. 加热

burn          v. 烧伤；烫伤；燃烧

bathtub       n. 浴缸；浴盆

slip          v. 滑倒

Step 3  Listening and judging

Play the recording of Part 1 of the passage for the class to listen to and tell true (T) or false (F).

1. Sometimes home is not safe enough.  (    )

2. Kitchen and living room are the two most dangerous rooms in the house.      (    )

3. People can prevent certain accidents.  (    )  

Answers:  1. T   2. F   3. T

Step 4  Reading

1. Get the class to read Part 2 of the passage and fill in the blanks. (Let’s Do It! No. 1)

Answers:

Dos: Use baking soda or salt to put out kitchen fires.

    Be careful with scissors and knives!

    Be careful with fire and heat when you cook.

Don’ts: Don’t stand on chairs.

Don’t use water to put out kitchen fires.

Don’t keep poisons in the kitchen.

Don’t put things which catch fire easily near the stove.

Answers:

Dos: Be sure to keep the bathroom floor dry after you have a shower or bath.

Don’ts: Never use electricity in the shower or bathtub.

Never leave small children alone in a bathtub.

2. Get the class to read the passage and find the following expressions. And

translate them into Chinese.

safety tips for… ……的安全建议

stand on chairs 站在椅子上

fall off从……掉下来

use…to do sth.用……做某事

put out扑灭

be careful with当心……，小心……

cut oneself 割着某人自己

burn oneself  烧/烫着某人自己

It’s easy to do sth. 做某事很容易

be sure to do sth. 务必做某事

have a shower/bath 洗澡

leave sb. alone+地点 把某人单独留在……

3. Read and sum up

 (1) Get the class to Read the passage again and pay attention to the impe-

ratives.

(2) Give the class more examples.

 Always show your front to the world.

Be honest rather than clever.

Learn to say before you sing.

Let patience grow in your garden.

Never say die.

Forget about the days when it’s been cloudy.

Forget about the days when you’ve been lonely.

Don’t forget the friendly smiles you’ve seen.

Step 5  Reading and retelling

 1. Get the class to read Part 2 of the passage following the recording.

2. Get the students to retell Part 2 according to the clues.

Step 6  Exercises

1. Fill in the blanks with the correct forms of the words from the lesson. The first letter is given. (Let’s Do It! No. 2)

1. Tom won’t drive to Beijing. He’ll take a bus i________.

2. We should eat less s________ to prevent heart disease.

3. Take the k________ away. The little boy may cut himself.

4. A hot coal fell out the fire and b__________ the shoes.

5. Grandma likes to sit in the sun. She enjoys the h________ of the sun.

 Answers: 1. instead  2. salt  3. knife/knives  4. burned/burnt  5. heat

2. Read the passage and fill in the blanks with the words in the box. (Let’s Do It! No. 3)

Be Careful!

Here are some of the most common accidents that happen at home:

 Scalding  — Hot water or drinks can scald you badly. Be careful when you smell your coffee and want to drink it right away!

________ — 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.

Answers:  Falls;  Burns;  Cuts

Step 7  Making a poster

 Make a poster. What should you do to stay safe at home? Give more tips for

home safety.

Example:

Be careful with hot water.

Don’t climb trees or high walls.

Step 8  Summary

 Sum up what we’ve learnt in this period with the class.

  1. 本课所学的单词和表达

2. 祈使句：

   肯定句：Please do sth. =Do sth. , please.

           Do sth.

           Be + adj.

   否定句：Please don’t do sth.

           Don’t do sth.

           Never do sth.

Step 9  Language points

1. Can people prevent certain accidents? 人们能阻止某些事故吗？

(1) prevent 〔及物动词〕阻止；防止

prevent ...(from) doing sth. = stop ...(from) doing sth.阻止……做某事

We must do something to prevent fires.

我们必须做点儿事来预防火灾。

The heavy rain stopped soldiers (from) moving on.

大雨阻止了士兵们继续前进。

(2) certain 〔形容词〕

 ①某些；某个

   常在名词前作定语。

   The library is only open at certain times of day.

   这座图书馆只在白天的某些时段开放。

 ②确定；无疑; 确信

   不在名词前作定语。

   be certain of/about...对……确定

   be certain that...确信……

   Are you certain about/of that? 你肯定是那样吗？

   I’m certain that I left the keys in the kitchen.

   我确定把钥匙落在厨房里了。

2. Many people hurt themselves by falling off chairs.

  很多人从椅子上掉下来伤着自己。

  fall off

  ①从……上掉下来（=fall down from...）

   Be careful, or you’ll fall off the tree. 当心，否则你会从树上掉下来。

  ②掉落；跌落（=fall down）    

   Danny fell off and hurt himself. 丹尼掉下来了，并伤着了自己。

【拓展】fall的常考短语还有：

   fall over 跌倒   fall asleep 入睡；睡着    

   fall in love with... 爱上……

3. Don’t use water to put out kitchen fires. 不要用水来扑灭厨房里的火。

  put out 扑灭；熄灭

  该短语为“动词+副词”结构，代词作其宾语时，应位于put和out之间；

  名词作其宾语时，可位于put和out之间也可位于out之后。

  Fire is dangerous. Please put it out. 火是危险的，请熄灭它。

【拓展】put的常考短语还有：

  put on穿上；上演    put away 收起来，收拾   put down 放下；写下

  put in 放进          put off 推迟；延期       put back 放回

put up举起；张贴；竖起；搭建

4. Be careful with scissors and knives！使用剪刀和刀子要小心！

（1）scissors 名词，意为“剪刀”。

  在英语中，由两部分构成的物体常以复数形式存在，通常用a pair of来说明其数量。

  Look！Five pairs of scissors are on the table.

  看！桌子上有五把剪刀。

（2）knife名词，意为“刀”。其复数形式为knives。

  a knife一把刀                     five knives 五把刀

 【拓展】英语中，常见的以f/fe结尾，变复数时要把f/fe变为v再加-es的单词还有：

 half（半）    leave（树叶）   self（自己）     wife（妻子） 

shelf（架子）   wolf（狼）     thief（小偷）    life（生命）

【助记】巧记复数形式需要把f/fe变为v再加-es的单词：

树叶半数自己黄，妻子拿刀去割粮；

架后窜出一匹狼，就像小偷逃命忙。

Step 10  Homework

1. Remember the new words and expressions learnt in this lesson.

2. Make more tips for home safety.

3. Preview Lesson 17.

当堂达标

Ⅰ.根据句意及提示写出单词。

1. The children aren’t careful enough to cut 　　　　(them).

2. The tailor (裁缝) is cutting the cloth with s　　　　.

3. I bought two 　　　　 (knife) yesterday.

4. Don’t touch the plate. It’s too hot and can b　　　　 your hands.

5. Water can change into steam because of the h　　　　.

6. Too much s　　　　 can cause heart disease.

Ⅱ. 单项选择

1. Those young firemen were brave enough to 　　　　 the fire in the forest.

 A. put away B. put down C. put out D. put on

2. Tom 　　　　 his bike and hurt his leg yesterday.

 A. fell down B. fell over C. fell asleep D. fell off

3. 　　　　 get off the lorry until it stops.

 A. Do B. Can’t C. / D. Don’t

4. Trees can prevent the water 　　　　 away the earth.

 A. from  wash B. of washing C. washing D. to wash

5. He didn’t reply. 　　　　, he turned back and left the room.

 A. Instead B. Instead of C. Luckily D. Surely

答案: Ⅰ. 1. themselves  2. scissors  3. knives  4. burn  5. heat  6. salt

Ⅱ.1—5 CDDCA

板书设计

教学反思