The old couple have been married for 40 years and never once____with each other.
A.they had quarreled | B.have they quarreled |
C.they have quarreled | D.had they quarreled |
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The old couple have been married for 40 years and never once____with each other.
A.they had quarreled | B.have they quarreled |
C.they have quarreled | D.had they quarreled |