Khan Academy: Intro to Articles

What is the difference between singular and plural nouns? How can I make a noun plural? These questions are answered in this video by Khan Academy. The focus is on regular plural nouns with only a brief mention of irregular plural nouns.

Adverbs are a kind of modifier that you can use to change verbs or adjectives, like 'very' or 'carefully'.

Find out how to be 'happier' or even 'the happiest!'

Adjectives are the words we use to modify nouns. David explains how, with the help of a bear.

A video [3:31] explaining adjectives and how they modify nouns.

Choose the appropriate verb tense by asking yourself: 'Does this sentence take place in the past, the present, or the future?'

Choose the appropriate form of the verb by asking yourself: 'How many things is the sentence about?'

A video [4:10] explaining adverbs and how they modify verbs or adjectives.

If verb tense allows you to control the past, the present, and the future, then aspect gives you even finer control over time. David, Khan Academy's resident grammarian, explains.

The resource from Khan Academy provides information about the SAT. This resource provides an overview of the SAT Writing and Language test.