Andrea studies ballet at Toe and Tap Academy. While she is there, her brother does his homework. Combine these two sentences to form one complex sentence. Her brother does his homework and Andrea studies ballet. While Andrea studies ballet at Toe and Tap Academy, her brother does his homework. Andrea studies ballet at Toe and Tap Academy and her brother does his homework. this is the correct one is While Andrea studies ballet at Toe and Tap Academy, her brother does his homework.