Student or Learner
For a certainty, you say "He must be home" meaning "It is certain he is home",
but for an obligation, do you say "He has to be home"? Which can mean "certainty" as well in American English. What is the safe way to tell the two?
ex)He must be home vs He has to be home
Please don't bump your threads after only five hours, especially if you submit them at a time when many of us are in bed.
With both 'must' and 'have to', only context will make the intended meaning of the word clear. Both 'He must be home' and 'he has to be home' can be used for logical certainty and obligation.