摘要： you have made a promise, you should carry it out. A. Until B. For C. Once D. As soon as
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________ you have made a promise, you should carry it out.
A．For B．Until
C．As soon as D．Once
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_____ you have made a promise, you should carry it out.
[ ]
A. Once
B. Until
C. For
D. While
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B. Until
C. For
D. While