Sentence 1: Maria went to her first swimming lesson. 
 Sentence 3: Maria then put on a life jacket since she did not know how to swim 
 Sentence 4:  Her instructor worked on Maria using her arms and legs to swim 
 Sentence 5:  Maria finished her lesson and couldn't wait for the next one 
 Option 1: She was excited to begin teaching her first class. 
 Option 2: She got to the pool and met her instructor.