问题
选择题
| They fell in love with each other in the 1980's. It took quite a long time _____ they got married. |
| A. before B. that C. when D. since |
答案
答案：A
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| They fell in love with each other in the 1980's. It took quite a long time _____ they got married. |
| A. before B. that C. when D. since |
答案：A