In the past, our grandparents used to live in ________ in the countryside.Đoạn văn31/40Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. In the past, our grandparents used to live in ________ in the countryside. thatched houses apartmentsskyscrapershouseboatsGiải thíchA. thatched houses