---Have all the mysteries been cleared up?
--- Almost. But ______ only one question ______.
A.there remains; answered | B.it remains; to be answered |
C.there remains; to be answered | D.it remains; answered |
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---Have all the mysteries been cleared up?
--- Almost. But ______ only one question ______.
A.there remains; answered | B.it remains; to be answered |
C.there remains; to be answered | D.it remains; answered |