One day I'll get used to waking up early.

It was decided that Henry should be sent to Brussels. (joidenkin verbien jälkeen sivulauseessa) (AmE: It was decided that Henry BE SENT to Brussels)

He never used to complain.

You must have been really tired.

Can you drive a car? / Do you know how to drive a car?

They shall hear from me! / We shall talk about this! (uhkaus)

I was used to seeing my mother at home.

You might/may be right.

It can't have been easy.

Susan mustn't hear about this.

You don't need / have to pay attention to it. / You can ignore it.

Only the staff may/ is allowed to use this door.