My brother was earning much less in his previous job than he is now
=> My brother is earning much more in his current job than he was in the past.
Have you got any bigger shirt than that one
=> Is that the biggest shirt you have got?
I am not taller than anyone in the class
=> I am the lowest in the class
The company's revenue in May is the highest compared to the previous months (tại sao 's lại viết thành is @@)
=> The company's revenue in the previous months is lower than that in May.
Sting is the most dedicated singer in the music business
=> There isn't a more dedicated singer in the music business than Sting.