Sentence 1: Joshua was nervous about spending a week at camp. 
 Sentence 3: They spent the week learning new skills 
 Sentence 4:  They swam often since it was hot 
 Sentence 5:  Joshua had a great week at camp 
 Option 1: He arrived and picked out a cabin to share with several of his friends. 
 Option 2: When he arrived he got the flue.