Yo soy el (la) sobrino(a) de mis abuelos.
A True
B False

B. False
Nosotros somos nietos para nuestros abuelos

This translates to I am the nephew of my grandparents. So this is false

Um basically write about the event u studied and describe using the what is required 

I'm not sure if you mean for us to translate or to answer. but i'll translate as these are questions for you to answer. 1. how long has it been since you've read a book? . 2. how long has it been since you've eaten breakfast? . 3. how long has it been since you've talked with your spanish professor?