obligation and necessity: Выберете правильные ответы


can
must
needn't
may
have to
would
offer:


need
shall
could
must
would
can
lack of necessity:


needn't
don't have to
can't
mustn't
don't need to
couldn't
prohibition:


can't
shouldn't
mustn't
don't have to
wouldn't
needn't
ability:


could
should
be able to
have to
may
can
deduction:


must
can't
ought to
might
may
could
advice:


shall
must
should
have to
ought to
will