IT IS DIFFICULT FOR FAMILIES TODAY TO MAINTAIN CONTACT ______ ALL...

17. - BAI LUYEN TAP VE DANG DANH TU DI VOI GIOI TU HAY CO DAP AN A1562
BAI LUYEN TAP VE DANG DANH TU DI VOI GIOI TU HAY CO DAP AN A1562

17. It is difficult for families today to maintain contact ______ all their members.