Comparative adjectives
- add -(e)r to the adjective > short adj
- use "more/less" in front of the adjective > long adj
Comparative adverbs
use "more/less" in front of the adverb.
adverb = adj + ly
EX: fluent - fluently, slow - slowly
Exercise

We use when
1. We use comparative adjectives to compare nouns (people, places, things).
Adjectives describe a quality of a noun.
Common forms:
short adjectives: -er + than (e.g., taller, stronger)
long adjectives: more + adjective + than (e.g., more beautiful, more efficient)
Examples:
Tom is taller than his brother.
Exercise makes your immune system stronger than before.
2. We use comparative adverbs to compare verbs or actions (how something is done).
Adverbs describe how an action happens.
Common forms:
short adverbs: -er + than (e.g., faster, earlier)
long adverbs: more + adverb + than (e.g., more clearly, more slowly, more efficiently)
Examples:
She runs faster than me.
I can see more clearly with glasses.
He works more efficiently in the morning.
TÀI NGUYÊN THAM KHẢO
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Listening exercise