Question

No one has climbed this mountain before. Change into passive voice

Answer 1

The given sentence "No one has climbed this mountain before." is in active voice. The passive voice form of the given sentence is: 'This mountain has been climbed by no one before.'

• In the given sentence, the verb "has climbed" is in present perfect tense.
• So in the passive voice, the verb must be changed to past perfect tense, which is "has been climbed"
• So, the given sentence in the passive voice can be written as 'This mountain has been climbed by no one before.'

Answer 2

This mountain has not been climbed before

Explanation:

• The subject does the action as denoted by the verb in most English phrases. Several active sentences can be modified to indicate that the subject isn't active any more, but rather acts by the verb–or passive.
• To change any sentence from active to passive voice, we must follow the below:

1. Move the direct object of the active sentence into the subject of the sentence
2. Place the subject of the active sentence into a  phrase starting with the preposition by
3. Add a form of the auxiliary verb be to the main verb and change the  form of the main verb

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CHANGE THESE SENTENCES FROM ACTIVE TO PASSIVE VOICE ...

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