Question

the old lady will distribute blankets among the needy family. Change voice

Answer 1

The blankets will be distributed among the needy family by the old lady.

Answer 2

There you go..

Answer:-  Blankets will be distributed by the old lady among the needy family.

Or else ..you can also write in this manner———

• Blankets were distributed among the needy family by the old lady.

Hope it helps you ^_^