TASK DEFINITION: In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.
PROBLEM: An auction is a process of buying and selling goods or services by offering them up for bid , taking bids , and then selling the item to the highest bidder .

SOLUTION: An auction is a method of goods or services can be sold and bought .

PROBLEM: Keith Richards ( born 18 December 1943 ) is an English musician , singer , and songwriter , best known as the co-founder , guitarist , secondary vocalist , and co-principal songwriter of the Rolling Stones .

SOLUTION: Keith Richards ( born 18 December 1943 ) is an English guitarist best known as a founder member of the Rolling Stones .

PROBLEM: Shifting cultivation is an agricultural system in which plots of land are cultivated temporarily , then abandoned and allowed to revert to their natural vegetation while the cultivator moves on to another plot .

SOLUTION:
Then they are left to grow back their natural vegetation , while the farmer moves to another area .