内容正文:
知识清单・大同版三年级下册
Unit4 Actions(期末知识清单)
知识点拨
【考点一】现在进行时(be + 动词 ing)的用法
【考点一】现在进行时(be + 动词 ing)的用法 【考点二】“s” 和 “d” 发音规则
【考点三】诗歌理解与动作描述搭配
核心含义:表示此时此刻或现阶段正在进行的动作。
1. 用法解析
1) 基本结构:主语 + am/is/are + 动词 ing 形式
a) I + am + doing → I am drawing.
b) He/She/It + is + doing → She is sleeping.
c) You/We/They + are + doing → They are playing.
2) 动词 ing 变化规则
a) 一般直接加 ing:draw-drawing,play-playing
b) 以不发音 e 结尾,去 e 加 ing:write-writing(拓展)
c) 重读闭音节,双写尾字母加 ing:run-running(拓展)
2. 否定形式:主语 + am/is/are + not + 动词 ing
1) I am not drawing. 我不是在画画。
2) She is not sleeping. 她不是在睡觉。
3. 一般疑问句:Am/Is/Are + 主语 + 动词 ing?
1) Are you drawing? 你正在画画吗?
2) Yes, I am. / No, I’m not.
3) Is she reading? 她正在读书吗?
4) Yes, she is. / No, she isn’t.
【大显身手】
一、单项选择题
( )1. I am ______ a picture.
A. draw B. drawing C. draws D. to draw
( )2. She ______ reading under the tree.
A. am B. is C. are D. be
( )3. They ______ playing games now.
A. am B. is C. are D. be
( )4. —What are you doing? —I’m ______.
A. sing B. sings C. singing D. to sing
( )5. —Is he sleeping? —______
A. Yes, he isn’t. B. No, he is. C. Yes, he is. D. No, I’m not.
二、用所给词的正确形式填空
1. I ______ (be) drawing a picture.
2. She ______ (be) reading a book.
3. They ______ (be) playing football.
4. My brother can ______ (read) books.
5. The baby is ______ (sleep) now.
【考点二】“s” 和 “d” 发音规则
核心含义:掌握含字母 “s”“d” 单词的发音,提升听说与辨词能力。
1. 发音解析
1) “s” 发音:/s/,舌尖靠近上齿龈,气流从齿间送出,声带不振动。
例词:six(六)、Sam(萨姆)、sad(难过的)、sleep(睡觉)
2) “d” 发音:/d/,舌尖抵住上齿龈,气流冲出,声带振动。
例词:dad(爸爸)、dog(狗)、drink(喝)、draw(画)
2. 发音练习
1) 短语练习:six sad boys(六个难过的男孩)、drink dark tea(喝黑茶)
2) 句子练习:Sam is sad.(萨姆很难过。);Dad can draw.(爸爸会画画。)
【大显身手】
一、判断下列单词中 “s” 或 “d” 的发音是否相同,相同打 “√”,不同打 “×”
1. six; sad( )
2. dad; draw( )
3. sleep; sam( )
4. drink; dog( )
5. sing; dance( )
二、根据发音提示,写出对应的单词
1. /sɪks/ ___________
2. /dæd/ ___________
3. /sæd/ ___________
4. /drɔː/ ___________
5. /sl_iːp/ ___________
【考点三】诗歌理解与动作描述搭配
核心含义:理解简单诗歌内容,匹配动作与场景,培养语感和阅读理解能力。
1. 核心诗歌(In the fields)
In the fields, I can draw.(在田野里,我会画画。)
Look! I am drawing a scarecrow.(看!我正在画一个稻草人。)
In the fields, my friends can play.(在田野里,我的朋友们会玩耍。)
My friends play together every day.(我的朋友们每天一起玩耍。)
In the fields, my brother can read.(在田野里,我的哥哥会读书。)
He is reading under the tree.(他正在树下读书。)
2. 关键搭配
1) draw → draw a scarecrow 画画→画稻草人
2) play → play together 玩耍→一起玩
3) read → read under the tree 读书→在树下读
4) sleep → dream of a sheep 睡觉→梦见羊
【大显身手】
一、单项选择题
( )1. I am ______ a scarecrow.
A. draw B. drawing C. draws D. to draw
( )2. My friends ______ together every day.
A. play B. plays C. playing D. to play
( )3. He is ______ under the tree.
A. read B. reading C. reads D. to read
二、根据诗歌内容填空
1. In the fields, I can ______.
2. I am drawing a ______.
3. My friends play ______ every day.
4. He is reading ______ the tree.
写作指引
一、写作任务
描述你和家人 / 朋友正在做的事情,包含动作、地点,不少于 5 句话,句子通顺,正确使用现在进行时和本单元核心词汇。
(一)写作指导(分 3 步,可直接套用)
1. 第一步:梳理写作思路(4 个关键信息)
表格
关键部分
句型结构(举例)
1. 引出场景
Today is Sunday. We are in the park.(今天是周日,我们在公园里。)
2. 描述自己的动作
I am drawing. I am drawing a flower.(我正在画画,我正在画一朵花。)
3. 描述他人的动作
My sister is singing. My brother is reading under the tree.(我的妹妹正在唱歌,我的哥哥正在树下读书。)
4. 表达感受
We are very happy.(我们非常开心。)
2. 第二步:拆解写作结构(开头 - 中间 - 结尾)
1) 开头:引出时间和地点,1 句话。
2) 中间:分别描述自己和 2-3 个他人的动作,3-4 句话。
3) 结尾:表达心情,1 句话。
3. 第三步:必用核心句型
1) 描述动作:I am + doing.../ He/She is + doing.../ They are + doing...
2) 描述地点:in the park /under the tree /on the grass
(二)范文
Today is Sunday. My family and I are in the park. I am drawing a beautiful flower. My mother is singing on the grass. My father is reading under the tree. My little brother is playing with a toy. We are very happy. We have a good time.
综合训练
一、情景选择题
( )1. 当你想询问 “你正在做什么” 时,你会说:______
A. What do you do? B. What are you doing? C. What can you do?
( )2. 当你想告诉别人 “我正在画画” 时,你会说:______
A. I draw a picture. B. I am drawing a picture. C. I can draw a picture.
( )3. 当你想询问 “她正在读书吗” 时,你会说:______
A. Is she reading? B. Does she read? C. Can she read?
( )4. 当别人问你 “What are you doing?”,你回答 “我正在吃东西”,你会说:______
A. I eat. B. I am eating. C. I can eat.
( )5. 当你想描述 “他们正在树下玩耍” 时,你会说:______
A. They play under the tree.
B. They are playing under the tree.
C. They can play under the tree.
二、根据括号内提示或上下文,补全单词或用所给词的正确形式填空
1. I can ______ (draw) a picture.
2. She is ______ (sing) a song.
3. —What are you doing? —I ______ (be) reading a book.
4. My friends are ______ (play) in the fields.
5. The baby is ______ (sleep) now.
三、从方框中选择合适的单词,补全句子(有两项是多余的)draw sing play read sleep am is are can can’t
1. I ______ drawing a picture.
2. She ______ reading under the tree.
3. They are ______ games.
4. I can ______ a book.
5. The baby is ______ in the room.
四、将 A 栏的问句与 B 栏的答句用线连起来
A 栏 B 栏
1. What are you doing? A. Yes, she is.
2. Is she singing? B. I am drawing.
3. What is he doing? C. They are playing.
4. Are they playing? D. He is reading.
5. Can you draw? E. Yes, I can.
五、按要求改写句子
1. I am drawing a picture.(对划线部分提问)
2. She is reading under the tree.(改为一般疑问句)
3. They are playing games.(改为否定句)
4. The baby is sleeping.(对划线部分提问)
5. Can you sing a song?(作肯定回答)
六、给下面句子排序,使其生成一个完整的对话,第一个答案已给
A. I am drawing a picture.
B. What are you doing?
C. Is it beautiful?
D. Yes, it is.
E. What about you? Are you drawing too?
(B)→( )→( )→( )→( )
七、【新情境・生活运用】情境判断与纠错
1. I am draw a picture.( )
改正:____________________________________
2. She is reading under tree.( )
改正:____________________________________
3. They are play games.( )
改正:____________________________________
4. I can drawing a flower.( )
改正:____________________________________
5. Are you reading? Yes, I’m.( )
改正:____________________________________
八、【新考法・表文转换】连词成句:下面表格中有很多单词和短语,请选择合适的组成句子写在下面横线上,看谁找的最多。(单词可重复使用)
I
am
drawing
singing
reading
playing
sleeping
she
is
a picture
a song
under the tree
games
in the room
they
are
拼句 1:________________________________________________________________________
拼句 2:________________________________________________________________________
拼句 3:________________________________________________________________________
拼句 4:________________________________________________________________________
拼句 5:________________________________________________________________________
九、【新趋势・思维探究】画一画某个场景图,并用英语描述场景中的人正在做的动作。
参考答案
考点一【大显身手】
一、1.B 2.B 3.C 4.C 5.C
二、1.am 2.is 3.are 4.read 5.sleeping
考点二【大显身手】
一、1.√ 2.√ 3.√ 4.√ 5.×
二、1.six 2.dad 3.sad 4.draw 5.sleep
考点三【大显身手】
一、1.B 2.A 3.B
二、1.draw 2.scarecrow 3.together 4.under
综合训练
一、1.B 2.B 3.A 4.B 5.B
二、1.draw 2.singing 3.am 4.playing 5.sleeping
三、1.am 2.is 3.playing 4.read 5.sleeping
四、1-B 2-A 3-D 4-C 5-E
五、1.What are you doing? 2.Is she reading under the tree? 3.They are not playing games. 4.What is the baby doing? 5.Yes, I can.
六、(B)→(A)→(E)→(C)→(D)
七、1.×;I am drawing a picture. 2.×;She is reading under the tree. 3.×;They are playing games. 4.×;I can draw a flower. 5.×;Are you reading? Yes, I am.
八、(答案不唯一)
1.I am drawing a picture. 2.She is singing a song. 3.They are playing games. 4.She is reading under the tree. 5.I am sleeping in the room.
九、(示例)
参考场景:画一个公园:有人在画画、有人在读书、有人唱歌、有人一起玩耍、有人坐在树下休息。
This is a park.
Look! A girl is drawing a picture.
A boy is reading books under the tree.
Some children are singing songs.
They are playing happily together.
Everyone is having a good time.
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