In the word hammering the reason that the
final consonant is not doubled before adding
the suffix is because the suffix begins with a
vowel. The rule says that you double the final
consonant before y or before a suffix
beginning with a vowel in a word of one
syllable that ends in a single consonant
preceded by a single vowel.
I think the correct answers are grammar, spelling, pronunciation and vocabulary. These things are the four characteristics of standard English. It refers to whatever form of the English language is accepted as a norm in an English-speaking country.<span />
<span>It changes from melancholy to pleasant. :)</span>
