23. Knowing office rules — whether _______ or not—is critical, especially for young job seekers.
We have already placed an order ____ that company _____ the machines.
He is _____ an American as an apple pie.
We all look forward ____ your beautiful country.
._______, I cannot accept your invitation. Hopefully, we’ll get together some time next year.
You should not have said that to her. It hurt her. --- I know. I regret ___________.