unit 6.2 must <> could <> to have

must                    +           all verb           = moeten

must not              +           all verb           = niet mogen

to have to            +           all verb           = moeten

not have to          +           all verb           = niet hoeven

should                 +           all verb           = zou(den) (eigenlijk) moeten\

If you think that you or someone else to do something, you use must or to have to.

you must read that book!                              je moet dat boek lezen.

you have to read the book!

you must go now.                                         je moet nu gaan

you have to go now.          
must in a negative sense must not/musn't. the meaning of the kriijgt are not allowed.   

you musn't use your telephone in here.                                   je mag hier je telefoon niet gebruiken.

watch out!!!      the past tense or future tense you are not use must but u use to have to.

Barry had to wait for day's.                             Barry moest dagen wachten.

you will have to do this next week.                 Je zult dit volgende week moeten doen.

to have to in a negative sense, don't/doesn't/didn't have to. You'll get the sense of not having .

Maik doesn't have to go.                         maik hoeft niet te gaan.

you didn't have to do that.                       je had dit niet hoeven doen.

If you think that you or someone else to do something, you use should.

you should call your mam and your sister.       je zou eigenlijk eerst je moeder en je zus moeten bellen.