Chuyển các danh từ sau sang dạng số nhiều: Study the next three(chapter)... Can you recommend some good(book)?....I had two(tooth)pulled out the other day.....You can always hear (echo) in these mountains.............

Chuyển các danh từ sau sang dạng số nhiều
1. Study the next three (chapter)..............
2. Can you recommend some good (book)?................
3. I had two (tooth) pulled out the other day................
4. You can always hear (echo) in these mountains..............
5. They are proud of (son-in-law).................
6. Did you raise thesen (tomato) in your garden?......................
7. I think we need two (radio)..........
8. My (food) really hurt.................
9̣. The (roof) of these houses are tiled..............
10. How many (day) are there in this month?..................
11. Get me two (loaf) of bread......................
12. The (mouse) were running all over the empty house....................