[ Grammar ]
Which of the following sentences is NOT written in active voice?
A. Many scientists are studying the Loch Ness monster in Scotland.
B. Experiments were conducted by scientists on Lake Winnipeg, Canada.
C. Scientists have questioned some reports about the monster.
Select your answer:

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Grammar › View
Unless you leave me alone, I’ll call the police.
A. I’ll call the police because you leave me alone.
B. I’ll call the police if you don’t leave me alone.
C. You leave me alone. I’ll call the police.
D. You leave me alone, so I’ll call the police.
