Whether they will now be able to organize their fighters and go on the offensive remains an open question.
Whether the reported advance of Sudanese troops factored into the decision remains an open question.
How much of this news will trickle through to Venezuelans is an open question.
If anyone asks me an open question, I will give an open answer.
What ISIS can do with the drone, assuming one is in their hands, is an open question.
Whether, then, Weishaupt was directly inspired by Mendelssohn or any other Jew must remain for the present an open question.
On the whole, open shelves may be viewed as an open question.
The only open question is as to the proper limit to this development.
Why iron should have been tabooed by the Fairy and her father, must remain an open question.
Precisely what a species through thousands of generations of selection and survival might adapt itself to, is an open question.