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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．beforeB．untilC．a(chǎn)sD．the moment
C
本題易誤選B。根據(jù)后面的…is being done可以看出“因?yàn)槟阏谧鲎鳂I(yè)，所以不能出去�！逼渌x項(xiàng)不符合句意。
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