The second question:

The third question:

The fourth question:

The fifth question:

This part of the extended materials mainly examines the knowledge points of imperative sentences:

Sentence patterns in English are also used to express orders, requests, suggestions, warnings, prohibitions, etc. Imperative sentences are most commonly used to express commands, so they are often called imperative sentences in school grammar.

Structure:

1, affirmative imperative sentence structure, be+ adjective/noun Example: Be quiet for a while. Please be quiet for a while.

2. Prototype of notional verbs+other components. Example: Make your own rules. Make plans for yourself.

3, let+ object+verb prototype+others. Let's run to the police station on fourth street. Let's run to the police station on fourth street.

4. The structure of the imperative sentence of the negative sentence, don't add the prototype of the verb, for example, don't eat in the classroom. Don't eat in the classroom.

Let's not say anything. Let's not say anything.

6. Use the negative adverb never to reinforce the negative meaning, for example, never judge a book by its cover. Never judge a book by its cover.