Third Conditional & «wish»

Does the third conditional refer to the present or the past?

جرّب تحلّها أوّلًا ✍️

Complete the third conditional: If she ___ (warn) us, we ___ (not / make) that mistake.

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Rewrite with «wish»: I'm sorry I didn't save money.

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Write a third-conditional sentence and a «wish» sentence about a past business mistake.

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