Highlighted transition words from Lisa's introduction paragraph include:
Firstly, Additionally, Moreover.
Now, here are three topic sentences that Lisa could use in the body paragraphs of her essay, incorporating transition words to shift from one topic to the next:
Topic Sentence #1: Firstly, adopting a shelter pet significantly decreases the number of homeless animals and combats the overpopulation crisis many communities face.
Topic Sentence #2: In addition, shelter pets offer financial advantages to adopters, as they often come vaccinated and spayed or neutered, leading to long-term savings.
Topic Sentence #3: Furthermore, the emotional benefits of adopting a shelter pet, such as companionship and gratitude, create a positive impact that extends into the wider community.