Sentence 1: Sam was working in the garden. 
 Sentence 3: He saw a small, white snake holding still 
 Sentence 4:  He picked her up and took her inside 
 Sentence 5:  He got her a terrarium and has kept her as a pet ever since 
 Option 1: He saw something fly through the air and land on a tree branch. 
 Option 2: He saw something move in the grass and leaned in for a closer look.