Which of these sentences is using “hit the ground running” correctly?

He hit the ground running his errands all day.

Given his extensive experience, we expected him to hit the ground running with the new software.

I need to hit the ground running and rest after the long journey.

She will hit the ground running if she doesn’t prepare.

Which of these sentences is using “back to the drawing board” correctly?

We need to go back to the drawing board to finish this project on time.

After a successful launch, the team was back to the drawing board.

She went back to the drawing board to celebrate her achievements.

The software update caused more issues than it solved, so the developers went back to the drawing board.

Which of these sentences is using “cut corners” INCORRECTLY?

In an effort to save time, they cut corners and didn’t follow the proper safety procedures.

If you cut corners on your homework, you might miss important details and get a lower grade.

She cut corners by working overtime to finish the project.

The construction company cut corners by using cheaper materials, which led to structural issues.

Which of these sentences is using “up in the air” INCORRECTLY?

Our vacation plans are still up in the air because we haven’t decided on a destination yet.

She felt up in the air after receiving the good news.

Due to the unpredictable weather, the outdoor event’s schedule remains up in the air.

The decision about the merger is up in the air until the board meets next week.

Which of these sentences is using “in the driver’s seat” INCORRECTLY?

By securing the majority of the votes, the candidate is now in the driver’s seat for the upcoming election.

He was in the driver’s seat studying for his exams all night.

With their recent investment, the company is now in the driver’s seat in the technology market.

After the promotion, she felt she was finally in the driver’s seat and could steer the company’s direction.