Use comparatives with adverbs to describe how someone or something does an action ‘more or less … than’ or ‘as … as’ someone or something else. To say ‘better than’, use mieux que. Higher Tier - to ...
Adverbs are usually used to describe a verb. In other words, they describe actions and add more detail. Adverbs can describe how something is being done (quickly, badly, etc) and when, where or how ...