We didn’t have enough foreign currency left at the end of the holiday, so I ………. buy any...

Question

We didn’t have enough foreign currency left at the end of the holiday, so I ………. buy any more. Monica knew exactly what to do. I ………. tell her twice.

Answer 1

We didn’t have enough foreign currency left at the end of the holiday, so I couldn't buy any more.
Monica knew exactly what to do. I didn't need to tell her twice.