The project was tough going, but we managed to complete it on time.

She is going it alone in her new business venture.

She is going potty before we leave the house.

I am going to bed with a book.

He is going ahead with his plan.

I am going to the restroom.

I am going to the washroom.

I am going to the bathroom.

They are going ahead with the project despite the challenges.

She is going astray and needs guidance.