Hmm i assume you mean in spanish right? probably go with "Hola como estas ustedes, mi nombre es (insert name here). however i recommend waiting for someone a little more knowledgeable as i am from a less fancy part of Mexico and that's just how everyone is "polite" around my home town hope this helps
The answer of 1. Es el libro del profesor, no de la profesora. 2. Ellos van a la tienda. 3. Vas al colegio bolivar. 4. Es la casa de la familia salas
Answer:
Chihuahuas are shaking because there cold or afraid they will hide under blankets to feel safe and comfort