She spent the next 10 years taking in washing，（）to pay back the money they had borrowed from the bank.
She spent the next 10 years taking in washing，（）to pay back the money they had borrowed from the bank.
A.slaving away
B.slave away
C.to slave away
D.slaved away
正确答案：slaving away
Tag：高阶大学英语
时间：2024-01-10 15:19:06
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