1. "He said he would come the day after tomorrow."
* This uses the future tense in indirect speech to represent the original speaker's intent.
2. "She asked if I could meet her the day after tomorrow."
* This uses the past tense in indirect speech to reflect the question asked.
3. "They told me they were leaving the day after tomorrow."
* This uses the past tense in indirect speech to report what they said.
4. "The teacher said the exam would be the day after tomorrow."
* This uses the past tense to report the teacher's statement.
In essence, the correct indirect speech form depends on the original sentence structure and the tense being used.