Error Spotting - Tense & Preposition — Set 15

Before the accident have occurred, the driver have maintained a perfect safety record.

Neither the vendor nor the customers were satisfied with the product quality.

She is very ambitious in her goals and strives to achieve excellence in everything.

Either the player or the coach have decided to withdraw from the tournament.

Not only the professor but also the students is expected to contribute ideas.

The data have been analyzed and presented in the comprehensive report format.

She is determined to succeed and is willing to face any challenges ahead.

After the team had prepared thoroughly, they have finally achieved their championship goal.

Both the government and the opposition has raised serious concerns about the policy.

He is very skilled in management and has expertise on handling crisis situations.