摘要： I must apologize for ahead of time. A. letting you not to know B. not letting you know C. letting you know not D. letting you not know
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—I must apologize for ______ ahead of time.
—That’s all right.
A. not letting you to know B. not letting you know
C. letting you know not D. letting not you know
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—I must apologize for ______ ahead of time.
—That’s all right.
| A．not letting you to know | B．not letting you know |
| C．letting you know not | D．letting not you know |
I must apologize for ________ ahead of time.
[ ]
A．letting you not to know
B．not letting you know
C．letting you know not
D．letting you not know
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