Đặt 4 câu với những từ gợi ý:
1. things you don't have to do at school
2. things you mustn't at school
3.things you must do at home
4.things you mustn't at home
5. things you had to do when you were younger
6. things you didn't have to do when you were younger
Giúp mình nhaaaaaaaaaaaaaaaaaaaaa
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Sinh Học lớp 12
