What are the things you can't live without? Some of the things that I can't live without is Toilet, Food, Drinks, and much more.
Those three posbilities that are needed to be used everyday.
Toilet? Well you can still pee or poo on the ground if you don't have the toilet. However to keep the environment clean, we need toilet.
Food and Drinks? What do you think? I think that we really need it because if you don't, we suffer and of course, we will not survive.
Much more? ... Air conditioner, Bed, duh... ! Watch and Clock.
Why do we need those things? Of course you know why! Explain your answer. And put some more details of what we should need for our life (Which is important)