Sentence 1: Adam was a great construction worker. 
 Sentence 3: He got a job with a friend's company building houses 
 Sentence 4:  Adam did a good job 
 Sentence 5:  Adam got a raise for doing such a good job 
 Option 1: He knew how to do almost anything. 
 Option 2: One thing he didn't know how to do was do masonry so he got a job doing that.