Luyện tập: Trong các trang web sau đây, những trang web nào có cùng địa chỉ trang chủ? 1. https://webcaotin.tienichvietnam.com/bai-hoc/chu-de-c-to-chuc-luu-tru-tim-kiem-va-trao-doi-thong-tin-1146/-1975-67194.html 2. https://webcaotin.tienichvietnam.com/bai-hoc/chu-de-c-to-chuc-luu-tru-tim-kiem-va-trao-doi-thong-tin-1146/-1975-67194.html 3. https://webcaotin.tienichvietnam.com/bai-hoc/chu-de-c-to-chuc-luu-tru-tim-kiem-va-trao-doi-thong-tin-1146/-1975-67194.html 4. https://webcaotin.tienichvietnam.com/bai-hoc/chu-de-c-to-chuc-luu-tru-tim-kiem-va-trao-doi-thong-tin-1146/-1975-67194.html Bài Làm: Trả lời: Trang web cùng địa chỉ trang chủ là: 2. https://webcaotin.tienichvietnam.com/bai-hoc/chu-de-c-to-chuc-luu-tru-tim-kiem-va-trao-doi-thong-tin-1146/-1975-67194.html 3. https://webcaotin.tienichvietnam.com/bai-hoc/chu-de-c-to-chuc-luu-tru-tim-kiem-va-trao-doi-thong-tin-1146/-1975-67194.html