Question
In the following question a sentence has been given in
its active/passive form followed by 5 alternatives. choose the option which is the correct changed form of the given sentence. Β A solution to the problem is being worked on by the engineers.Solution
Explanation: The sentence in the passive voice is in the present continuous tense ("is being worked on"). In the active voice, the subject ("the engineers") is performing the action in the present continuous tense ("are working"). The engineers are working on a solution to the problem.
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