题目内容
—May I go and play with Dick this afternoon, Mum?
—No, you can’t go out _______ your work is being done.
A. before B. until C. as D. the moment
C
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--- May I go and play with Dick this afternoon, Mum?
--- No, you can’t go out _____ your work is being done.
| A．before | B．until | C．as | D．the moment |