Choose the passive form of this sentence.
I cannot solve this sum.

This sum cannot solved by me.Correct answerYour answerThis sum cannot be solve by me.Correct answerYour answerThis sum cannot be solved by me.Correct answerYour answerThis sum could not be solved by me.Correct answerYour answer

Show the answer and explanation

CorrectNot quiteAnswer C

Correct answer: C

"Cannot" + a verb becomes "cannot be" + the past participle: "This sum cannot be solved by me."

Worth noting

"Could not" changes the present "cannot" into the past.

Concept: The passive with "cannot"
Typical timeTypical: 45 s
Your timeYours: —

The rule this testsActive and passive voice

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Choose the passive form of this sentence.I cannot solve this sum.

Explanation

Choose the passive form of this sentence.
I cannot solve this sum.