Active - Passive Voice

The boys were playing cricket.

Will they complete it in a month ? Will it ____ in a month?

We have received no information. No information ___ by us.

Identify from the following which sentence is correctly written in the Passive Voice.

Choose the correct form of Active Voice of the sentence given : He ought to have been told.

Select the correct transformation from active to passive voice : How do people learn languages ?

Select the correct transformation from active to passive voice : They made him prince.

Which is the correct passive form of the given sentence ? The shepherd has lost six sheep.

Choose the correct form of Passive transformation of the sentence given : The President gave him a reward.

Choose the correct option given below : I am known to Mrs. Scema.(Change into Active)