When I was at school, my English teacher always told us that we don’t have to pay attention but we do have to be quiet. ________Đoạn văn99/500When I was at school, my English teacher always told us that we don’t have to pay attention but we do have to be quiet. ________Nhập câu trả lời ở đâyXác nhậnGiải thíchdidn’t have to – did have to