duly executed造句怎么写

Guarantee full and complete performance of all obligations of CONTRACTOR(s) under the said CONTRACT and all change orders thereunder and amendments thereof which may subsepuently be duly executed by CONTRACTOR(s).

It shall BE duly executed by or on BEhalf of each mortgagor in the specified manner.

The project was duly executed.

This MOU shall be amended by mutual agreement in writing and duly executed by the Parties.