1. We began studying Spanish 2 months ago.
We have studied  Spanish for 2 months .
2. Eat more healthy foods and you will feel better.
→ If you  Eat more healthy foods, you will feel better.
3. Nick think carving wood is boring and difficult.
Nick finds carving wood is boring and difficult
4. It took me three hours to make this pottery jug. -
I spent  three hours making this pottery jug. -
5. If I don't leave now I'll miss the train.
→ Unless  I leave now,  I'll miss the train