After ten years' absence she came back,
问题:
After ten years' absence she came back, only to find her old house was not ________ it used to be.[ ]
A.which
B.what
C.when
D.how
After ten years' absence she came back, only to find her old house was not ________ it used to be.[ ]
A.which
B.what
C.when
D.how