----- Nội dung dịch tự động từ ảnh -----
1. I never ________________ (throw) trash, even small pieces of paper, on the road.
2. When we were in Canada, we ________________ (go) skiing almost every day.
3. When ________________ you ________________ (meet) Sandra? - 3 years ago.
4. My classmate ________________ (not know) how to start a volunteer work.
5. Volunteers ________________ (serve) meals to homeless people three days a week.
6. My uncle ________________ (live) in Berlin in 1999.
7. We ________________ (not see) Beth at Mike's house yesterday morning.
8. Do you like this picture? My uncle ________________ (paint) it last month.
9. Mr Davis ________________ (leave) for New York late last night.
10. How often ________________ they ________________ (go) to the volunteer club?