Embedded Files
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past
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present
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conditional-modal (would, could, should, might...)
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conditional-modal (would, could, should, might...)
S (simple)
to happen, to do
S (simple)
to happen, to do
C (continuous)
to be happening, to be doing
C (continuous)
to be happening, to be doing
P (perfect)
to have happened, to have done
P (perfect)
to have happened, to have done
Pc (perfect continuous)
to have been happening, to have been doing
Pc (perfect continuous)
to have been happening, to have been doing
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