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when can we; is done when we can; is done when can we; will be done when we can; will be done
left leave will leave leaving
needn’t do that, in fact needn’t have done, in effect needn’t have, in practice needn’t, in time
does is done will be done be done
once in a while at once once more once
left leave will leave leaving
Good job Take it easy Well done Congratulations
would fail failed had failed fail
left leaving will leave to leave
left leave will leave leaving
has done is being done is to be done has been done
would fail failed had failed fail
left leave will leave leaving
How did you know that? That was good news. Got it! Well Done!
needn’t do that, in fact needn’t have done, in effect needn’t have, in practice needn’t, in time
a second the second the twice twice
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