1. Levante
2.quisieron
3.puso
4.condujo
5.tuvimos
Answer :
Empiece
Means : You wish that Marta will “start” her homework
The second answer. Because “sus” is the only one which has the “s” because it is plural. If it would be “nuestro” it should had an “s” like “nuestros hijos son altos” or “tus hijos son altos”