20/18a, possibly probably find a new construction ?F ?N? ???N
31a, lease without end about to close S?A?
17d, how one would look among santa's helpers ELF SIZE? 3-4
19d, off your trolley DOTTY or POTTY
Calibax, How can we be confident.
It's the 'RTE'
I'm utterly surprised that so many continue with this crossword.
It is dreadful !!
Unless 'If and Wen' is acceptable.