问题
选择题
| They got married 30 years ago and never ______ in the past years. |
| A. they didn't quarrel B. they have quarreled C. did they quarrel D. have they quarreled |
答案
答案：D
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| They got married 30 years ago and never ______ in the past years. |
| A. they didn't quarrel B. they have quarreled C. did they quarrel D. have they quarreled |
答案：D