1. (2023七下·东台月考) What did Brad's father do ten years ago?

Brad, was your father a teacher?<br />Yes, he was.<br />He was a math teacher ten years ago.<br />But now, he is an engineer.<br />Brad, was your father a teacher?<br />Yes, he was.<br />He was a math teacher ten years ago.<br />But now, he is an engineer.