Common Mistakes with Exclamations
You can find English Grammar And Writing lessons here
Incorrect: What a fun!
Correct: What fun!
Incorrect: What rude man!
Correct: What a rude man!
Incorrect: What surprise!
Correct: What a surprise!
In exclamations we use what a/an before a singular countable noun. Articles are not used before uncountable and plural nouns. Note the word order:
What + a/an + (adjective) + singular countable noun
What + (adjective) + uncountable / plural noun
Incorrect: How it is sweet!
Correct: How sweet it is!
Incorrect: How she sings beautifully!
Correct: How beautifully she sings!
The correct pattern is: how + adjective / adverb + subject + verb
Incorrect: She is such pretty girl!
Correct: She is such a pretty girl!
Incorrect: They are such a kind people!
Correct: They are such kind people!
In exclamations, such a/an is used before singular countable nouns. Articles are not used before uncountable or plural nouns. Note the word order:
Such a/an + (adjective) + singular countable noun
Such + (adjective) + uncountable / plural noun
Incorrect: What a beautiful smile has she!
Correct: What a beautiful smile she has!
Note the word order: what + object + subject + verb