The video tutorial introduces the concept of suffixes, explaining their role in changing word meanings. It covers the four most common suffixes: 'ed', 'ing', 'ly', and 's/es', detailing their usage in forming past tense, present tense, adverbs, and plurals. The tutorial includes examples and a practice section to reinforce learning.

What is a suffix?

• A word that describes a verb

• A letter or group of letters added to the beginning of a word

• A letter or group of letters added to the end of a word

• A word that describes a noun

Which suffix is used to indicate past tense?

• -ly

• -s

• -ing

• -ed

What sound does the -ed suffix make in the word 'needed'?

• ed

• d

• t

• id

Which suffix would you add to the word 'run' to indicate it is happening right now?

• -ly

• -s

• -ing

• -ed

What is the base word in 'thinking'?

• thing

• think

• thin

• king

What does the suffix -ly do to an adjective?

• Turns it into a pronoun

• Turns it into a noun

• Turns it into a verb

• Turns it into an adverb

Which word becomes 'nicely' when the suffix -ly is added?

• nice

• nic

• nicest

• nicer

When do you add -es instead of -s to make a word plural?

• When the word ends in a vowel

• When the word ends in a silent letter

• When the word ends in a consonant

• When the word ends in s, sh, ch, x, or z

What is the plural form of 'fox'?

• foxs

• foxs'

• foxies

• foxes

Which suffix would you add to 'dress' to indicate more than one?

• -ed

• -ly

• -ing

• -es