"open presents" is correct and can be used in written English.
For example, you could write: "The children eagerly awaited Christmas morning so they could open presents."
Like a child waiting to open presents on Christmas morning, we anticipate the opening doors of our Black Friday destination ….
We'll have Christmas dinner and open presents.
On Christmas morning, hordes would descend on his home to open presents.
Cornerback Ray Mickens's two young children woke him up this morning, eager to open presents.
Then on May 17, her 13th birthday, she sat on our bed to open presents.
But keeping the prison open presents a mounting set of problems.
Rushing down to open presents first thing in the morning is just not the done thing in our house.
I remember finding it extremely hard to open presents as a child because the requisite theatricality was too exhausting.
While Mrs. Astor did not open presents, each guest received a gift at the end of dinner.
When the Internet connection is fast enough, thousands of deployed parents watch their children tear open presents over Skype.
I got regular updates, talked to her on the phone and watched her open presents at Christmas.
