The document summarizes Mariana's experiences in 16 online English learning activities. Some key points she liked were learning new vocabulary and concepts. She enjoyed activities that were fun, like learning colors and singing karaoke. However, she disliked when websites were slow to load or when questionnaires were confusing. Overall, she felt the activities helped her learn English pronunciation, vocabulary, grammar concepts like past tense, and skills like making blog posts, PowerPoints and Valentine's cards.