The anti-counterfeiting logo of genuine books is generally in the lower right corner of the front of the book, with obvious signs, which can be well distinguished.

Only through correct communication and reasonable explanation can such an anti-counterfeiting mark detection method achieve a clear effect.

As a way of expression, language can express all kinds of information and colorful ideas with different time, places and objects.

The key to being polite is to respect each other and be humble. To be polite, you must do the following:

(a) honorific honorific words, also known as "honorific words", are words that show respect and courtesy, as opposed to "modest words". Besides politeness, we can use honorifics more, which can also reflect a person's cultural accomplishment.

1, the use of honorifics First of all, it is a more formal social occasion. Second, talk to a teacher or someone with higher status. Third, dealing with people for the first time or meeting unfamiliar people. Fourth, formal occasions such as meetings and negotiations.

2. Common honorifics We use the word "please" every day, including "you" in the second person and pronouns "your Excellency", "your wife" and "your side".

In addition, there are some common words, such as "I heard a lot about you for the first time", "Long time no see", "seek advice", "forgive", "bother", "ask for help" and "praise".

(2) Modesty is also called "modesty", as opposed to "honorific words", which is a word to express modesty and self-modesty. The most common usage of modesty is to address yourself and your loved ones modestly in front of others.

For example, call yourself "stupid", "strict, kind, brother, sister-in-law" and so on. Modesty and respect for others are inseparable unity.

Although modest language is not widely used in daily life, its spirit is everywhere. As long as you show your modesty and sincerity in your daily language, people will naturally respect you.

(3) elegant language elegant language refers to some relatively elegant words. In some formal occasions and in the presence of elders and ladies, elegant language is often used instead of casual or even vulgar words.

Using more elegant language can reflect one's cultural accomplishment and respect others' personal qualities.