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题目内容
（石家庄铁道大学大学英语II）
There have been many ___________ in their marriage but they still love each other.
A、 ups and downs
B、 from head to toe
C、 time and again
D、 over and over
A、 ups and downs
B、 from head to toe
C、 time and again
D、 over and over
参考答案
