Unit 5 Safety 第三课时 习题
一、根据句意及首字母提示补全单词完成句子。
1. Please use the s_____ . It’s safe.
2. Don’t play with fire. It’s d_____.
3.Please w____ for the green light.
4. Don’t c____ on the window ledge.
5.Please play f____ in the playground.
二、找出与其它两项不同类的选项。
( )1. A. red B. green C. tree
( )2. A. football B. piano C. basketball
( )3. A. street B. dangerous C. safe
( )4. A. tree B. flower C. climb
( )5. A. for B. the C. at
三、读句子并按要求改写。
1. Please wait for the green light. (改为否定句)
_______________________________________.
2.The light is green. (改为一般疑问句)
________________________?
3. street play the football don’t in (.) (连词成句)
____________________________.
4. It’s dangerous. (改为反义句子)
_______________________.
5. Don’t climb on the window ledge. (改为肯定句)
______________________________.
四、选择题。
( ) 1. Please play football in the _____.
A. street B. playground C. classroom
( ) 2. Don’t run ____ the stairs.
down B. up C. in
( ) 3.The light is green. ____ go.
A. Don’t B. Please C. Not
( ) 4. Please wait _____ the green light.
A. for B. to C. at
( ) 5. Don’t climb ___ the window ledge.
A. in B. on C. at
五、读短文，并根据短文内容判断句子的正T误F。
It is in summer. A young man comes to a forest(森林). He is walking along the edge(边缘) of the forest. On his right is a river. On his left is a forest. Suddenly he sees two green eyes looking at him from the trees. A wolf is getting ready to jump on him.
What does he do? He must jump into the river. In the river there is a crocodile(鳄鱼). Its mouth is very big. The young man closes his eyes. And he hears the wolf jumps, but nothing happens to him. Then he opens his eyes and finds the wolf is now in the mouth of the crocodile.
( )1. There is a river on the right of the young man.
( )2. A young woman comes to a forest.
( )3. There is a wolf on the right of the young man.
( )4. In the river there is a crocodile.
( )5. The crocodile eats the wolf.
Unit 5 Safety 第三课时 答案
一、
【解析】
1.根据句意及首字母提示可知此空填sidewalk人行道, 故填sidewalk.
2.根据句意及首字母提示及句意可知此空填dangerous危险的，故填dangerous.
3.根据句意及首字母提示可知此空填wait, wait for等待 故填wait.
4.根据句意及首字母提示可知此空填climb爬，故填climb.
5. 根据句意及首字母提示可知此空填football足球，故填football.
【答案】1.sidewalk 2.dangerous 3.wait 4. climb 5. football
二、
【解析】
1.red, green是表示颜色的词，tree树木，故选C.
2.football, basketball都是球类，piano钢琴，故选B.
3. dangerous, safe都是形容词，street街道，名词，故选A.
4. tree, flower都是名词，climb是动词，故选C.
5. for, at 都是介词，the是定冠词，故选B.
【答案】1. C 2. B 3. A 4. C 5. B
三、
【解析】
1. 此句改为否定句时要在动词wait前加don’t, 应为Please don’t wait for the green light.故填Please don’t wait for the green light.
2. 此句改为一般疑问句时要将动词is放在句首，并且第一个字母要大写，应为Is the light green? 故填Is the light green?
3. 根据所给的词及标点可组成句子为Don’t play football in the street. 故填Don’t play football in the street.
4. 此句改为反义句子时要将dangerous改为safe. 故填It’s safe.
5. 此句改为肯定句时要将Don’t去掉，应为Climb on the window ledge. 故填Climb on the window ledge.
【答案】
1. Please don’t wait for the green light.
2. Is the light green?
3. Don’t play football in the street.
4. It’s safe.
5. Climb on the window ledge.
四、
【解析】
1. play football应在playground, 而不能在street和classroom，故选B.
2. run down the stairs跑下楼梯，固定搭配，故选A.
3. 句意：绿灯亮，应为Please go请通行， 故选B。
4. wait for等待，固定搭配，故选A.
5. climb on the window ledge爬窗，固定搭配，故选B.
【答案】1.B 2. A 3.B 4. A 5. B
五、
【解析】
1. 根据短文中On his right is a river.可知此句是正确的，故答案为T。
2．根据短文中A young man comes to a forest可知此句是错误的，故答案为F。
3.根据短文中On his left is a forest. Suddenly he sees two green eyes looking at him from the trees.可知此句是错误的，故答案为F。
4. 根据短文中In the river there is a crocodile.可知此句是正确的，故答案为T。
5.根据短文中Then he opens his eyes and finds the wolf is now in the mouth of the crocodile.可知此句是正确的，故答案为T。
【答案】1. T 2.F 3. F 4.T 5.T
人教新起点英语四年级上第三课时教学设计
课题
Safety (3)
单元
5
学科
英语
年级
四年级上
学习
目标
1.知识与技能目标：掌握单词和短语：sidewalk, safe, dangerous, play with, wait for, run down the stairs, climb on the window ledge
2.过程与方法目标：能够读懂有关安全规则的小文段，并能分别归纳出在道路上和在学校的安全规则。
3.情态态度与价值观目标：能够模仿较为流利地朗读小文段，并能根据图片情境写出有关安全的提示语。
重点
能够读懂有关安全规则的小文段，并能分别归纳出在道路上和在学校的安全规则。
难点
能根据图片情境写出有关安全的提示语。
教学过程
教学环节
教师活动
学生活动
设计意图
导入新课
Review
Missing game 学生能够快速读出所消失的单词或短语。
Let’s sing.
听歌曲Be careful! Be careful! 学生跟唱，并能理解歌词的意思。
Look and read.
老师出示图片，让学生根据图片说句子。
能快速读出所消失的单词或短语。
会跟唱歌曲。
能根据图片说句子。
复习巩固所学单词和短语。
对于低年级学生来说，图像和动画更能吸引他们的注意力， 让他们很快融入情景之中。
讲授新课
Read and write.
教师播放录音，学生跟读，提醒学生注意模仿语音、语调。
老师给学生充足的时间，让学生默读这10条安全规则。
老师可以提供几张图片，让学生把小文段中的安全规则和图片相匹配，还可以根据图片提供的场景初步判断每一条安全规则适用于噵路上还是学校里，如果适用于道路上，就在规则后写St, 如果适用于学校里，则在后面写Sc.
根据小文段的意思，让学生独立完成分类归纳的练习。然后核对答案。
5.学生自己大声朗读。。
和同伴角色扮演。
小组内齐读。
4.学生能根据课文内容填空。
6.Think and answer.
读句子，判断正误。
五、 Let’s write safety rules.
1.学生仔细看B项的两幅图片，想一想应给这两幅图片写什么安全提示语，学生先在小组内口头交流。然后让学生独立完成B项书写练习。
五、Practice
1.连线。
2.按要求改写句子。
六、Summary
1.单词和短语：sidewalk, safe, dangerous, play with, wait for, run down the stairs, climb on the window ledge.
2.句型：
Don’t play with fire.
Please wait for the green light.
七、Homework
1.将下列单词和短语抄写五遍：sidewalk, safe, dangerous, play with, wait for, run down the stairs, climb on the window ledge.
2.练习句型：
Don’t play with fire.
Please wait for the green light.
老师播放录音，学生跟读，模仿语音语调；
能分类归纳图片提供的场景适用于道路上还是学校。
能独立完成分类归纳练习。
分角色朗读课文，并上台表演对话。
能根据课文内容填空。
会判断句子的正误。
积极配合老师完成课文填空。
积极配合老师完成练习。
引导学生用各种形式，变化各种声调朗读课文对话，不断深入学习，加深印象。
通过反复的听读训练，掌握词汇；通过图片方式，巩固单词；针对性的完成学习目标；学习形式生动多样化，使学生集中注意力，同时保持学习的积极性。
通过此环节，可让学生更好地理解课文内容。
巩固本课所学新知识。
课堂小结
大部分学生还坐不住，对于低年级学生来说，图像和动画更能吸引他们的注意力， 老师在今后的课上还可以增加一些趣味性，让他们很快融入情景之中，引导学生展开想象，让他们在类似的生活场景中运用所学语言，每队上台在交流的过程中老师将话题自然引入本单元教学内容，只有在提高学生英语兴趣的基础上，才能上好英语课。
板书
Unit 5 Safety
1.单词和短语：sidewalk, safe, dangerous, play with, wait for, run down the stairs, climb on the window ledge.
2.句型：
Don’t play with fire.
Please wait for the green light.
课件26张PPT。Unit 5
Safety(3)人教新起点小学英语 四年级上册Reviewwait forgreen lightsidewalkplay with firerun down the stairsBe carefulMissing gameclimb on the window ledgedangeroussafeLet’s singBe careful! Be careful!Look and readPlease use the sidewalk. It’s safe.Look and readDon’t play with fire. It’s dangerous.Look and readPlease wait for the green light.Look and readDon’t run down the stairs.Look and readDon’t climb on the window ledge.Look and readThe light is green. Please go.Look and readDon’t climb the tree.Look and readThe light is red. Stop.Look and readDon’t play basketball in the street.Look and readPlease play football in the playground.Read and write.Please use the sidewalk. It’s safe.
2. Don’t play with fire. It’s dangerous.
3. Please wait for the green light.
4. Don’t run down the stairs.
5. Don’t climb on the window ledge.
6. The light is green. Please go.
7. Don’t climb the tree.
8. The light is red. Stop.
9. Don’t play football in the street.
10. Please play football in the playground.Read and write.Safety Rules for the streetSafety Rules at school13568924710Let’s read.自己大声朗读和同伴分角色读小组内齐读Read and write.Please use the sidewalk. It’s safe.
2. Don’t play with fire. It’s dangerous.
3. Please wait for the green light.
4. Don’t run down the stairs.
5. Don’t climb on the window ledge.
6. The light is green. Please go.
7. Don’t climb the tree.
8. The light is red. Stop.
9. Don’t play football in the street.
10. Please play football in the playground.Think and answer.1. Use the sidewalk. ( )
2. Please play with fire. ( )
3. The light is green. Please go. ( )
4. Please play football in the street. ( )
5. Don’t run down the stairs. ( )
6. The light is red. Stop. ( )
7. Don’t wait for the green light. ( )读句子，判断正误×√√×√√×Let’s write safety rules._______ the green light.It’s _______.Don’t _______________.It’s __________.Wait forsafeplay with firedangerousPracticeSafety RulesPlease…Don’t……Practise.一、连线。Use the sidewalk.
2. Play with fire.
3.Please wait for the green light.
4.Run down the stairs.
5. Climb the tree.safedangerousPractise.二、按要求改写句子。1. Climb on the window ledge.(改为否定句)
_________________________________
2. football playground play the please in (.)(连词成句)
_________________________________Don’t climb on the window ledge.Please play football in the playground.Summary.1.单词与短语：
sidewalk, safe, dangerous, play with, wait for, run down the stairs, climb on the window ledge.
2. 句型：
Don’t play with fire.
Please wait for the green light.1.将下列单词抄写五遍：
sidewalk, safe, dangerous, play with, wait for, run down the stairs, climb on the window ledge.
2. 两人-一组练习句型：
Don’t play with fire.
Please wait for the green light.
3.两人一组探讨一下哪些是安全的行为，哪些是危险的行为。
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