No smoking sign.

It is to use the question as a hint to arouse people's thinking and enhance their appeal. For example, "now, human beings are thirsty and have water to drink;" What will happen if the earth is thirsty in the future? " The idea is novel, the question is ingenious and thought-provoking.

Add some tips: Library

1, take away the knowledge and leave a good book.

2, quietly suck the source of knowledge, show the true nature of true talent and practical learning.

Romance is not talking about Feng Jian, but silence means the longest.

4, the eyes are ancient and modern, Chinese and foreign, and the ears must be quiet for a while.

Don't take anything away except the memory, and don't leave anything except the footprints.

6. Take away nothing but thoughts and leave nothing but newspapers.

7. Leave books and newspapers and take the truth away.

teaching building

1. You don't need too many words to communicate with your heart ―― please keep quiet.

2. With noise, I can't be calm; With slapstick, others can't think.

3. Civilize your language and elegant your manners.

Leave nothing but the back, and take nothing away except knowledge.

5, reading ideas are clear, quiet and far-reaching.

6. Noisy stops here, and thoughts sublimate here.

7. Make your thoughts smart and beautiful, and make your words and deeds civilized and elegant.

8. Civilized language starts with me, and civilized etiquette starts with me.

Parks, squares and scenic spots

1, public * * * places, Cod, no invigilation, I wish you qualified.

2. Bypass three or five steps and leave the grass green.

3, distance produces beauty, close contact refuses-protect the lawn.

4, "Tucao" is just right, starting from me.

5, into the embrace of nature, please don't dirty her beautiful clothes.

6. Make your expectoration as elegant as your speech.

7. The flowers you take away are short-lived, but the flowers you leave behind are forever. Please leave "green" under your feet.

8. The trash can says: What you throw away is exactly what I need.

Give me the dirty things, Mother Earth said. She just put on a clean dress ―― the trash can.

10, I ate so much that I swallowed all the scraps of paper.

1 1. Take away good memories and leave a good heart.

12, flowers can be rewarded directly, without folding flowers to reward branches.

13, the grass smiles at you, please make a detour.

14, a flower and a grass are all life, and a leaf is always related to love.

15, laughing in the flowers and enjoying the appearance outside the park.

Residential areas and communities

1, I'll take care of you when it's dark, and turn me off when it's dawn-said the corridor light.

Children need to be quiet when they study, and their neighbors need to be quiet when they rest-quiet.

3, the heights are too cold, and loving your neighbors means loving yourself.

restaurant

1, wine luminous glass, overeating hurts the spleen and stomach!

2. Don't get drunk when drinking. What does it taste like to be drunk?

3, there is wine today, and it is the most precious to cherish health!

Publicity of traffic laws and regulations

1, the driver has a glass of wine, and the relatives have two lines of tears.

2. Go on the road safely and go home happily.

Go out happily and go home safely.

Advocate water conservation

1, at present, human beings are thirsty and have water to drink; What will happen if the earth lacks water in the future?

2. Cherish the source of life and "get close" bit by bit.

Internet cafe/bar

1, the cursor flashes; Keyboard sound sends civilization.

2. Can play games, but can't play games; Games are not life, and life is not a game.

Message about the prompt

Hint was originally used to remind people to pay attention to their own language and behavior, but if it is prompted in uncivilized language, it will violate the role of hint. Yesterday, the reporter saw a scene in the picture in the bathroom of a unit, calling it "insult"

The insulting language posted on the wall is eye-catching and really unsightly.