Unit 1 Public signs
一、音标：ea//bread, breakfast, head, sweater, headache   
比较：ea/:/each. eat, peach, read, teacher, mean, clean, please   ea//great
二、词组：  
1.他的表弟his cousin          2.在公园里in the park      3.四岁four years old
4.许多问题a lot of questions    5.公共标志public signs     6.问些问题ask some questions
7.不同的东西different things    8.在墙上on the wall       10.远离stay away from
11.在草地上on the grass       12.在鸟笼上on the bird’s cage 13.发出声音make noise
14.谈论talk about             15.禁止吸烟No smoking    16.禁止乱扔垃圾No littering
17.禁止停车No parking        18.禁止触摸Do not touch  19.禁止吃喝No eating or drinking
20.禁止践踏 keep off the grass   21.安静Be quiet          22.保持安静Keep quiet
23.散步take a walk            24.看见某物see something 25.环顾四周look around
26.走向钞票walk to the note    27.拾起pick it up         28.上来come up
29.指着point to               30.和(某人)说话say to    31.那边的标志the sign over there
32.给我give me               33.穿着绿色毛衣的男孩the boy in the green sweater
三、句型：
1. 这个标牌是什么意思What does this sign mean? 它意指“危险”。It means “Danger”.
2．那个标牌什么意思？What does that sign mean? 它意指你不应该在草地上走。It means you shouldn’t walk on the grass.
3．它是什么意思？What does it mean? 它意指你应该远离建筑物。It means you should stay away from the building.
4．我现在可以看电视了吗？Can I watch TV now?不，你不可以。你应该先做你的家庭作业。
No, you can’t. You should do your homework first.
四、课文：
Today is Saturday.今天是星期六。Ben and his cousin, Jack，are in the park.本和他的表弟在公园里。Jack is only four years old but he always has a lot of questions.杰克只有四岁，但他总是有许多问题。He sees some public signs in the park.他在公园里看见一些公共标志。He is asking Ben some questions about them.他正在问本关于它们的一些问题。
There are a lot of signs here, Ben.本，这儿有许多标志。Yes. They’re public signs.是的。它们是公共标志。They mean different things.它们意味着不同的东西。There’s a sign on the wall.在墙上有一个标志。What does it mean?它是什么意思？It means ‘Danger’!它意思是“危险”！
Can I go in? 我能进去吗？No, you can’t.不，你不能。You must stay away from the building.你必须远离大楼。
  There’s a sign on the grass.在草地上有一个标志。What does it mean?它是什么意思？It means ‘Keep off the grass’.它意思是禁止践踏草地。What does that mean?那是什么意思？It means we shouldn’t walk on the grass.意思是我们不应该在草地上走。The sign on the bird’s cage is interesting.这个在鸟笼上的标志真有趣。What does it mean?什么意思？It means ‘Be quiet’! 它意思是安静！We shouldn’t make noise here.我们不应该子这儿发出声音。Now I know a lot about public signs.现在我知道很多关于公共标志（的知识）。Thank you, Ben.
五、语法：
1.No后动词表示禁止做某事，动词要用ing形式，如：No swimming;
如果前面是don’t 或者do not后面跟动词原形，如：Do not touch.
2.must, would, should (shouldn’t), can，may后面都跟动词原形
must 必须                    should应该                shouldn’t不应该
would想要（would like to…）   can能 ,会                 may可以
六、词组替换
No smoking=shouldn’t smoke    No littering=shouldn’t litter    No parking=shouldn’t park
No eating or drinking=should eat or drink                     Do not touch=shouldn’t touch
Keep off the grass=shouldn’t walk on the grass
Be quiet=should keep quiet=shouldn’t make noise

Unit 1 Public signs
一、音标：ea//bread, breakfast, head, sweater, headache   
比较：ea/:/each. eat, peach, read, teacher, mean, clean, please   ea//great
二、词组：  
1.他的表弟his cousin          2.在公园里in the park      3.四岁four years old
4.许多问题a lot of questions    5.公共标志public signs     6.问些问题ask some questions
7.不同的东西different things    8.在墙上on the wall       10.远离stay away from
11.在草地上on the grass       12.在鸟笼上on the bird’s cage 13.发出声音make noise
14.谈论talk about             15.禁止吸烟No smoking    16.禁止乱扔垃圾No littering
17.禁止停车No parking        18.禁止触摸Do not touch  19.禁止吃喝No eating or drinking
20.禁止践踏 keep off the grass   21.安静Be quiet          22.保持安静Keep quiet
23.散步take a walk            24.看见某物see something 25.环顾四周look around
26.走向钞票walk to the note    27.拾起pick it up         28.上来come up
29.指着point to               30.和(某人)说话say to    31.那边的标志the sign over there
32.给我give me               33.穿着绿色毛衣的男孩the boy in the green sweater
三、句型：
1. 这个标牌是什么意思What does this sign mean? 它意指“危险”。It means “Danger”.
2．那个标牌什么意思？What does that sign mean? 它意指你不应该在草地上走。It means you shouldn’t walk on the grass.
3．它是什么意思？What does it mean? 它意指你应该远离建筑物。It means you should stay away from the building.
4．我现在可以看电视了吗？Can I watch TV now?不，你不可以。你应该先做你的家庭作业。
No, you can’t. You should do your homework first.
四、课文：
Today is Saturday.今天是星期六。Ben and his cousin, Jack，are in the park.本和他的表弟在公园里。Jack is only four years old but he always has a lot of questions.杰克只有四岁，但他总是有许多问题。He sees some public signs in the park.他在公园里看见一些公共标志。He is asking Ben some questions about them.他正在问本关于它们的一些问题。
There are a lot of signs here, Ben.本，这儿有许多标志。Yes. They’re public signs.是的。它们是公共标志。They mean different things.它们意味着不同的东西。There’s a sign on the wall.在墙上有一个标志。What does it mean?它是什么意思？It means ‘Danger’!它意思是“危险”！
Can I go in? 我能进去吗？No, you can’t.不，你不能。You must stay away from the building.你必须远离大楼。
  There’s a sign on the grass.在草地上有一个标志。What does it mean?它是什么意思？It means ‘Keep off the grass’.它意思是禁止践踏草地。What does that mean?那是什么意思？It means we shouldn’t walk on the grass.意思是我们不应该在草地上走。The sign on the bird’s cage is interesting.这个在鸟笼上的标志真有趣。What does it mean?什么意思？It means ‘Be quiet’! 它意思是安静！We shouldn’t make noise here.我们不应该子这儿发出声音。Now I know a lot about public signs.现在我知道很多关于公共标志（的知识）。Thank you, Ben.
五、语法：
1.No后动词表示禁止做某事，动词要用ing形式，如：No swimming;
如果前面是don’t 或者do not后面跟动词原形，如：Do not touch.
2.must, would, should (shouldn’t), can，may后面都跟动词原形
must 必须                    should应该                shouldn’t不应该
would想要（would like to…）   can能 ,会                 may可以
六、词组替换
No smoking=shouldn’t smoke    No littering=shouldn’t litter    No parking=shouldn’t park
No eating or drinking=should eat or drink                     Do not touch=shouldn’t touch
Keep off the grass=shouldn’t walk on the grass
Be quiet=should keep quiet=shouldn’t make noise