Sentence 1: Thomas had a tree in his yard that needed to be chopped down. 
 Sentence 3: Thomas was afraid that a branch would break and damage his roof 
 Sentence 4:  He took an ax from his garage and chopped down the tree 
 Sentence 5:  Now Thomas would not have to worry about the tree falling on his roof 
 Option 1: The tree had grown tall and stretched over his house. 
 Option 2: He made a deal with neighbors to chop it down and they could have it for firewood.