The answer provides examples and explanations for questions related to events in the past.
By the time I was six years old, I had learned how to ride a bike.
2. What had already happened when you arrived at school today? Answer: This depends on the specific day, as different events may have occurred before arriving at school each day.
3. What had happened by the time you finished your homework yesterday? Answer: Again, this would vary depending on the activities and tasks completed before finishing homework.
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