Question

Interchange the negative sentence into affirmative sentence. He could not climb up the tree.

• A. He rarely climb up the tree.
• B. Hardly he climb up the tree.
• C. He failed to climb up the tree.
• D. None of these.

Answer 1

Answer:

C. He failed to climb up the tree.

Affirmative sentences are positive sentences. Negatives sentences contains negative words such as not, never, none etc.... 'could not' changed into 'failed' .