A / An / Plural Nouns

The correct answer is "a". In English grammar, "a" is used before words that begin with a consonant sound. Since "key" starts with the consonant sound /k/, we use "a" before it.

The correct answer is "a" because "teacher" starts with a consonant sound. In English, the indefinite article "a" is used before words that begin with a consonant sound, while "an" is used before words that begin with a vowel sound. Since "teacher" is pronounced with a "t" sound at the beginning, we use "a" before it.

The given correct answer is "an". In English grammar, the indefinite article "an" is used before words that begin with a vowel sound. Since "apple" starts with the vowel sound /æ/, "an" is the appropriate choice.

The word "ticket" is a singular noun that starts with a consonant sound, so the correct article to use before it is "a."

The correct answer is "a" because "brother" is a singular noun that begins with a consonant sound. When using indefinite articles, "a" is used before words that start with a consonant sound, while "an" is used before words that start with a vowel sound. Since "brother" starts with the consonant sound "b", the correct choice is "a".

The word "orange" starts with a vowel sound (/ɔː/), so when it is preceded by an article, the correct choice is "an" instead of "a". This is because "an" is used before words that begin with a vowel sound, while "a" is used before words that begin with a consonant sound. Therefore, "an" is the appropriate choice in this case.

The word "accountant" starts with a vowel sound, specifically the sound of the letter "a." When a word begins with a vowel sound, we use the article "an" instead of "a" to make the sentence flow more smoothly. Therefore, "an" is the correct choice to use before the word "accountant."

The word "appartment" starts with a vowel sound, specifically the sound of the letter "a." In English, the indefinite article "an" is used before words that begin with a vowel sound. Therefore, "an" is the correct choice in this case.

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The word "postcards" is a plural noun because it refers to multiple cards that are sent through the mail. Plural nouns are used to indicate more than one of something. In this case, the word "postcards" is the correct answer because it correctly identifies the word as a plural noun.

The word "people" is a plural noun. It refers to a group of individuals. In English grammar, plural nouns are used to indicate more than one person, place, thing, or idea. In this context, "people" is the correct answer as it fits the category of a plural noun.

The correct answer is "plural noun" because the word "children" is a plural noun. A plural noun is a word used to describe more than one person, place, thing, or idea. In this case, "children" refers to more than one child.

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