Sentence 1: Jack was going to try out for basketball for his school. 
 Sentence 3: I am very good at basketball so I gave him some tips 
 Sentence 4:  He was very nervous still but more confident 
 Sentence 5:  When he tried out the coach told him no and he was sad 
 Option 1: He wasn't sure if he would make it so he asked me for help. 
 Option 2: He knew he was going to make it because he is one of the best.