Sentence examples for pieces is mandatory from inspiring English sources

When more than one stent-graft device is implanted, dilation of the overlap zone between pieces is mandatory to ensure circumferential sealing between the different elements.

If you are at all interested in the internal dynamics of Microsoft, Foley's piece is mandatory reading.

Breaking up the ice is mandatory, as it prepares the drink for the blender, creating smaller pieces.

A helmet is mandatory.

Heft is mandatory.

Picture snapping is mandatory.

And haggling is mandatory.

Getting down is mandatory.

It is mandatory.

Clearly, diligence is mandatory.

Participation in karaoke is mandatory.