：Đây là câu hỏi về việc dùng thì quá khứ đơn với các từ trong tiếng Anh "used to" hoặc "didn't use to" để hoàn thành câu. Động từ được cung cấp trong hộp. Đáp án được tìm ra bởi việc vận dụng kiến thức ngữ pháp và từ vựng tiếng Anh để điền động từ ở dạng phù hợp.<br />【Câu trả lời】：<br />1. 1 used to do homework when I was a student 5 years ago.<br />2. Oranges used to cost very little in Florida, but now they are quite expensive.<br />3. They used to get to work on time, so they were fired.<br />4. People used to get married at much younger ages.<br />5. We lived on the coast for years but we didn't use to play on the beach.<br />6. My sister used to fly kites for pleasure because it was fun.<br />7. I used to like traditional games like hide and seek when I was young.<br />8. She used to hate him, but now they're married.<br />9. Obesity used to be a strange concept to most of people 20 years ago.<br />10. My granny didn't use to wear glasses, but now she wears them all the time.<br />For Part IV:<br />1. Andy wished that he could think of a way of helping.<br />2. The teacher wish that her students paid more attention to the lessons.<br />3. I wish you didn't live so far away.<br />4