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Examveda

When the professor fell off the stool, the students could not avoid to laugh.

A. avoid laughing

B. refrain to laugh

C. avoid laughter

D. stop laughter

E. No correction required

Answer: Option A

Solution(By Examveda Team)

When the professor fell off the stool, the students could not avoid laughing.

This Question Belongs to Competitive English >> Sentence Improvement

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