The correct answer is faltamos.
A nosotros nos faltamos los lápices.
It’s true, 98.44% actually
I know this really good website called SpanishDict. It is a English to Spanish dictionary. It is 100% reliable. This will help you in future Spanish classes.
<h3>Ustedes no blank blank por la manana</h3>
Answer: escuchan música
Ustedes no escuchan música por la mañana.
You do not listen to music in the morning.