Office Center Towers
This is (144) all tenants that tomorrow morning, May 10th, service work will be performed on the building fire alarm system (145) the hours of 9:30 and 10:30. As part of this procedure, it will be necessary to test the alarm and you may hear it (146) three or four times in the course of the morning. Do not be concerned when you hear the alarm go off. It is part of the normal service routine.
If you have any questions, please contact the building superintendent' s office. Thank you for your patience.
(44)
A.informing
B.inform
C.informed
D.to inform