Question

I have made _________ mistake.​

Answer 1

By filling in the blank space we will get ''I have made a mistake''.

Explanation:

• Correcting the sentences requires the proper use of grammar.

• Proper use of grammatical organization and all the dependent and independent clauses.

• The main thing is we should focus on the use of the proper form of the verb.

• The use of 's' or 'es' depends upon the use of the form of a singular or plural verb.

Learn more about it.

20 English phrases with sentences

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Answer 2

I have made a mistake.​

Explanation:

• A determiner, is a phrase, a word, or affix which occurs together with noun phrase or a noun and expressed the reference of that noun phrase or noun  in the context
• There are different types of determiners , amongst them, Articles is one type of determiners. Articles indicate if a noun in a sentence is specific/general.
• "The" is a definite article, and it restricts the meaning of the noun to one specific thing. Example, Please give me the red hammer. The definite article is used with plural, singular, or uncountable nouns
• The indefinite article comprise 2 forms. "a"  when it precedes a word starting with a "consonant", & "an" when it precedes a word starting with a "vowel". The indefinite article denotes the noun is a general idea instead of a specific thing. Example, A cow is a domestic animal; An honest man will never lie.
• In the above we used "a", indefinite article, before the word "mistake" since the word starts with a consonant and it does not specify or restrict  the meaning of the word and refers to some mistake as such

To know more

Some rules of using articles in English - Brainly.in

https://brainly.in/question/4868392