Final answer:
The correct verb form to complete the sentence is 'te pones'. This form is used to indicate that the subject (tú) gets nervous when it is their turn to dance.
Step-by-step explanation:
Tú te pones muy nerviosa cuando te toca bailar.
The correct verb form to complete the sentence is te pones.
This form is used to indicate that the subject (tú) gets nervous when it is their turn to dance.
Learn more about Spanish verb forms