Преобразуйте предложение в разделительный вопрос: 1. Catalogue sales had been used since the 15th century,?
2. Catalogue sales was confined to the sale of books and seeds,?
3. Improvements in transport and postal services, influenced catalogue sales,?
4. Orders for flannel clothing were despatched by post,?
5. Montgomery Ward's first catalogue was issued in August 1872,?
6. The price list was 20 cm × 30 cm in size,?
7. Sears and Roebuck were also using mail order with great success,?

1. Catalogue sales had been used since the 15th century, hadn't it?

2. Catalogue sales was confined to the sale of books and seeds, wasn't it?

3. Improvements in transport and postal services, influenced catalogue sales, didn't they?

4. Orders for flannel clothing were despatched by post, weren't they?

5. Montgomery Ward's first catalogue was issued in August 1872, wasn't it?

6. The price list was 20 cm × 30 cm in size, wasn't it?

7. Sears and Roebuck were also using mail order with great success, weren't they?