List of top English Comprehension and Language Ability Questions on Error Spotting

The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
One of these authors are / going to win / the Booker Award / for his or her book.

The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
At the end, Ashoka was overcome / in regret at the bloodshed / that had taken place / as a result of the Kalinga battle.

The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
In today's motivational literature, / failure is often celebrated / as a essential / stepping stone to success.

The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
Several proposals were / put on at the meeting, / but none was / appealing enough.

The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
Several studies support the idea / that the amount of consistent sleep / you receive significantly impacts / a quantity of gray matter in your brain.