Исправь пунктуационные ошибки-поставь нужный знак препинания.1 This is my bedroom? 2 What's this! 3 let's very nice? 4 Whose is this ruler. 5 Can you see my musical box.

This is my bedroom. What this? Let's very nice! Whose is this ruler? Can you see my musical box?

1)This is my bedroom.2)What's this? 3)Let's very nice! 4) Whose is this ruler? 5) Can you see my musical box?