imperative的意思|示意

English words are essential components of communication, and learning to use them correctly is imperative. Imperative is a special type of verb form used to express commands, requests, and advice. It's the grammatical form of the verb that suggests an instruction, request, or advice.

When using imperative verbs, it is important to remember that there is no subject. The person being addressed is implied. Imperatives come in two forms: affirmative and negative.

Affirmative imperatives are requests for the listener to do something. For example, \"Please open the window\" is an affirmative imperative. It is a request for the listener to open the window.

Negative imperatives are requests for the listener not to do something. For example, \"Don't open the window\" is a negative imperative. It is a request that the listener not open the window.

In the past, imperative verbs often used the same form as present tense verbs, but today, they usually use an auxiliary verb. For example, to make a request, the simple form would be \"Open the window,\" but you might use the auxiliary verb \"Please\" to make it more polite, as in \"Please open the window.\"

In casual conversations, people often use imperative verbs without auxiliary verbs (\"Open the window,\" instead of \"Please open the window\"). However, this is considered less polite.

In conclusion, imperative is a verb form used to express commands, requests, and advice. It is important to remember that there is no subject and that there are two forms: affirmative and negative. Imperative verbs can be used with or without auxiliary verbs, but using auxiliary verbs is more polite.