a. Advice = counsel,advices = informationb. Air = atmosphere,airs = proudc. Authority = command,authorities...

Rule 4. Change the base verb in the active sentence into the past participle ie. third form verb in a...

Rule 1. Identify the (S+V+O) Subject, Verb and object in the active sentence to convert to passive voice...

Collective noun for cards – Deck/PackCollective noun for cigarettes – PacketCollective noun for mountains...

1. If the verb ends with ‘o’, es is added at the end of the verb.Example: go becomes goes, do becomes...