Passive Voice Basics exercises — Set 4: The "by" Agent (Typing Practice)
Typing Practice • 20 questions • 14 min
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The novel was written Charles Dickens.
from
with
by
for
Passive Voice Basics exercises online (Typing Practice)
When do we include 'by + agent' in passive sentences, and when do we leave it out? Learn the rules for using 'by' — when the agent is important, unknown, or obvious — and practise placing it correctly.