题目内容
19、The old couple have been married for 50 years and never once with each other．
A．they have quarreled B．they quarreled
C．have they quarreled D．had they quarreled
试题答案
19、C
相关题目
The old couple have been married for 50 years and never once with each other．
A．they have quarreled B．they quarreled
C．have they quarreled D．had they quarreled
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