I'm 95% sure that these are the answers:
11.- Oscuridad. 16.-Por favor
12.-Voz. 17.-Nada
13.-Me. 18.- Tengo
14.-hijo 19.-Ya
15.-Espérame, estoy aquí. 20.-Lo ruego.
The answer is estudiamos.
Remember that the subject is nosotros (we) and we would have to match the subject and the verb by conjugating the verb. A nosotros conjugation is always 'amos' in an ar verb.
1- Soy
2- Es
3- Son
4- Es
5- Son
6- Está
Hope that helps
How do i answer this question for you??
The stigma, which is a reproductive part of the plant where pollen is collected, will close usually within a few seconds of being touched by a pollinator. This prevents further pollen from interacting with the plant unless the stigma reopens, which usually does not occur