ЧТО ВСТАВИТЬ 1.Keep quiet because you don't want to listen to anything bad about ANY/EITHER/NEITHER of them. 2. BOTH/EITHER / NEITHER of them is interested in your opinion anyway. 3. You have ALL/ NONE / NO time for helping anybody . 4. You know EITHER/ALL/ANY the popular songs. 5. EITHER/ BOTH / ALL answer a or b.​