Function 1: Making explicit comparisonsExplicit comparisons compare two people, situations, or things, using a comparative and a clause or group introduced by than. They are surprisingly rare, accounting for only about twenty per cent of all uses of comparative adjectives.
Comparatives can be used to compare a person or thing with how they used to be, will be, or might be.
'She looks lovelier than I've ever seen her,' Bethan murmured.
The agreement should make world peace more secure than it has been in the past.
They can be used to compare one person or thing with another.
The equipment used was slightly more archaic than the high-powered bows of today.
And his victories have been more notable than his defeats.
They can be used to compare situations.
Even today, it is much easier for a British person who speaks Russian to get work in Moscow than in London.