Question

I said. "Boys. don't make a noise in the class."​

Answer 1

I told the boys not to make  noise in the class.

Explanation

The given direct speech sentence was an imperative sentence.  

When we change an imperative direct speech or vice versa into indirect speech we do the following changes:

1. Reporting verb is changed according to the request, advice, suggestion, or command tone of the sentence.

2. Linking word 'to' is used to join the quoted speech with the reporting verb. In case the sentence is negative 'not to' is used.

3. The other changes of the tense, time adverbials, and pronouns are the same.

Answer 2

Answer:

I told the boys not to make noise in the class.

Additional information:

Indirect speech:

➜ He told her that, she was trying to insult me.

Direct speech:

➜ He said to her, "you are trying to insult me".

Direct speech definition:

➜ Direct speech is quote actual words of the speaker.

Indirect speech definition:

➜ Indirect speech reports the content said by the speaker without quoting exact words. This is "Reported speech".

Examples of direct and indirect speech:

Direct speech:

➜ Nayanshreyas, said "I have scored 100% marks in maths".

Indirect speech:

➜ Nayanshreyas said that he had scored 100% marks in maths.

Converting direct to indirect speech:

➜ Changing the tenses.

➜ Changing the pronouns.

➜ Changing the expression of the words for (Place,

things, Time).