Sentence 1: Greg went to his farm often to check on animals. 
 Sentence 3: When he tried to drive off the property, he got his truck stuck 
 Sentence 4:  He was not happy that he had to get the tractor to tow out his truck 
 Sentence 5:  He went immediately and purchased a 4-wheel drive truck 
 Option 1: Greg used his trusty old truck until he died. 
 Option 2: After a real heavy rain, the hard ground was now soft mud.