----- Nội dung dịch tự động từ ảnh -----
1. Last month, I rode my bicycle to school. Now, I don't ride my bicycle to school.
I used to ride my bicycle to school.
2. Ten years ago, I studied Japanese. Now, I don't study Japanese.
3. Before, I didn't do exercise. Now, I do exercise.
4. Last year, my classmate didn't study hard. Now, he studies hard.
5. A long time ago, people didn't have electricity. Now, people have electricity.
6. When I was young, I was lazy. Now, I'm not lazy.
7. A long time ago, people didn't have Tv. Now, people have TV.
8. When Sarah was younger, she was short. Now, Sarah is tall.