Sentence 1: Nelly was great at sewing, but wanted to learn to knit. 
 Sentence 3: The two girls decided to trade knowledge together 
 Sentence 4:  Now Nelly can knit and Emma can sew 
 Sentence 5:  They're planning to learn to weave together! 
 Option 1: Her cousin Ella also knew how to knit. 
 Option 2: Her cousin Ella could knit but wanted to learn to sew.