Sentence examples for were obligatory from inspiring English sources

None of the activities were obligatory.

This being 2013, Rayban Wayfarers were obligatory on both parties.

Liturgical prayer and manual and mental work were obligatory.

In stance and gait, theropods were obligatory bipeds.

Beards were obligatory: no man could be clean shaven and Western haircuts were forbidden.

The dromaeosaurs, such as Deinonychus, Velociraptor, and Dromaeosaurus, also were obligatory bipeds.

There is obligatory scatology.

"It was obligatory.

"It's obligatory".

Goosebumps are obligatory.

Tittering was obligatory.