Students usually don't do their homework.
Students aren't used to doing the homework.
They were always arguing
They were used to arguing
The face mask is new for us. We didn't wear it before.
We aren't used to wearing a face mask.
I usually don't sleep with socks.
I'm not used to sleeping with socks.
I'm used to sleeping without socks.
We always use the subway.
We're used to using the subway.
He knows he never wins.
He's used to losing.
I can't stay in my house all day. I didn't do it before.
I'm not used to staying in my house.
He always gets late.
He's used to getting late.
He always lived alone. He feels weird with a roomie.
He isn't used to living with a roomie.
He is used to living alone.
We use internet all the time.
We are used to using internet.
In my city there isn't traffic when I drive.
I'm not used to driving with traffic.
I'm used to driving without traffic.
In China people eat weird animals.
They are used to eating weird animals.