Select all sentences that correctly use unless, as long as or provided for an open future condition.
Unless the greenhouse would retain enough heat tonight, we will move the herbs indoors.
The courtyard can host the market as long as the exits remain clear.✓الإجابة الصحيحة
Provided the soloist will recover by Friday, the rehearsal can proceed as scheduled.
Unless the permit expires this week, the restoration team may continue.✓الإجابة الصحيحة
الشرح
The courtyard and permit sentences correctly use present forms inside open future conditions. The greenhouse sentence wrongly places would after unless, while the rehearsal sentence wrongly places will inside a provided-clause.