"Y" is a tricky letter because it's both a consonant and a vowel. As a vowel, it has different sounds. Don't worry. But hey, maybe keep your eye on the "Y." Don't let it fly away.

Sigrid finishes the alphabet with "Z," covering words like "zone" and "zebra," but also the useful suffix "-ize."

During this lesson, English teacher Alexander presents and explains different greetings in English and the time of day when each is used.

Watch this video featuring Alexander Pointer to learn the many ways of greeting people in English.

Alexander Pointer takes us through the conjugations of the verb "to be" in the present tense and explains how to form the contraction (otherwise known as the "short form") for each one.