0 compulsory -- ที่ควรปฏิบัติตามหลักกฎหมาย
Attendance at tonight’s meeting is obligatory.
While belief reassessment and epistemic peer conflict resolution are epistemically valuable and even obligatory for many exclusivists, why think that they are so for all?
Such contrasts make the volume excellent teaching material and it will also be obligatory reading for scholars.
Nonetheless, this is a great book that should be obligatory reading for comparativists interested in authoritarian regimes and transitions to democracy.
They might insist, that is, that there are only negative duties and permissions, so that all acts of aid are supererogator y, not obligatory.
The object agreement marker, then, seems to be obligatory, while the subject marker is not.
As discussed above, a corollary of a trigger-centered theory of movement is that any movement is by definition obligatory.
Incidentally, all this seems to indicate the special status of tense with respect to recoverability as the obligatory recovery in (15) above suggests.
Take is usually a transitive verb, yet although it has an obligatory direct-object argument, locative arguments are normally optional.
