Gấp 6 câu này với mấy ní ơi huhuhuh :((

22. While her husband was in the army, Mary. A was reading B. wrote 23. I couldn't cut the grass because the lawn mower A. broke down to him twice a week. lunch, I looked for my bag. B. had had C. was written a few days previously. B. has been broken C. had broken down D. breaks down 2 ...