1. Past tense: The answer uses the simple past tense ("was," "liked," "had," "looked forward") to talk about past experiences, which is appropriate for describing secondary school memories.
2. Infinitive structure: "to get the right answer" and "to follow" are used correctly after adjectives and verbs, showing good control of grammar structures.
3. Complex sentences: The use of "so" to connect ideas adds coherence and complexity to the response.