You use comparative adjectives to compare two things.
A train is bigger than a car.I am comparing the size of two things, a train and a car. This example uses the comparative form of the adjective ‘big’.
You always use ’than’ after a comparative adjective when you compare two things.
A train moves faster than a car.I am comparing the speed of a train and a car. Notice ’than’ after the comparative adjective ‘faster’.
Spelling Rules For Comparatives
Most comparative adjectives end in -er. The spelling rules are based how many syllables the adjective has.
One Syllable Words
For most one syllable adjectives you make the comparative form by adding -er.
One syllable adjectives
If the adjective already ends in e, you just add -r.
One syllable adjectives ending in e
For some adjectives you need to double the last letter before you add -er. You do this when the last three letters of the word have the pattern consonant-vowel-consonant.
One syllable adjectives that need a double letter
Words Ending in y
For adjectives ending in y, you make the comparative form by changing the y to an i, then adding -er.
Adjectives ending in y
Two Syllable Words
For most words with two syllables or more, you make the comparative form by adding the word more before the adjective.
Two+ syllable adjectives
Butterflies are more beautiful than caterpillars.The adjective beautiful has three syllables. Notice that we use ‘more’ before ‘beautiful’ and ’than’ after.
Making Comparative Sentences
+ John is taller than Kate. noun=John + v=be + comparative + than + noun=Kate
- John is not taller than Kate. noun=John + v=be + not + comparative + than + noun=Kate
? Is John taller than Kate? be + noun=John + comparative + than + noun=Kate?
? Does John run faster than Kate? Do + noun=John + v + comparative + than + noun=Kate?