公共英语考试

【单选题】 The old couple have been married for 40 years and never once ______with each other.
A．they had quarreled
B．they have quarreled
C．have they quarreled
D．had they quarreled

网考网参考答案：C
网考网解析：
[解析] 通过语境可知，此句为并列句。其中否定词never位于句首，所以要用倒装结构。 查看试题解析出处>>