Yo use Spanish Dict and translate it all to English
The answer is photosynthesis
Voy a pagar con dinero en efectivo
Answer:
sorry, i don't the answer for the first question.
2. entendiste - aprendiste - bebiste - comiste
3. él come
4. ellos comieron
5. usted aprendió
I don't know the answer for the question number 6, sorry
7. él debía
8. nosotros bebimos
9. Yo aprendí español. - I learned Spanish.
I can't see question number 10
11. yo comí
12. yo debía
Es is for other reasons and está is for location