03 Vosotros commands - Practice 2

03 Vosotros commands - Practice 1

03 Ustedes commands - Practice 3

03 Ustedes commands - Practice 2

03 Ustedes commands - Practice 1

03 Usted commands - Practice 3

03 Practice Usted commands with a special guest! - Practice 2

03 Practice Usted commands with a special guest! - Practice 1

03 Nosotros commands - Practice 3

03 Nosotros commands - Practice 2

03 Nosotros commands - Practice 1

03 How to form Vosotros commands in Spanish

03 How to form Ustedes commands

03 How to form Usted Commands in Spanish

03 How to form Nosotros commands in Spanish

¡Hola! In this video lesson, we're going to be practicing the "impersonal se" or "passive se".

¡Hola! In this video lesson, we're going to be practicing the "impersonal se" or "passive se".

¡Hola! In this video lesson, we're going to be practicing the "impersonal se" or "passive se".

¡Hola! In this video lesson, we're going to be talking about the "impersonal se" or "passive se".

Astrophysicist Scott Tremaine (Institute for Advanced Study) describes the intriguing relationship between galaxies and the enormous black holes at their cores.

Psychologist Stephen Hinshaw (UC Berkeley) discusses the neurophysiological correlations associated with ADHD.

UC Berkeley psychologist Stephen Hinshaw describes the ongoing longitudinal studies that have showed a statistical correlation between ADHD and a significant delay in the development of the cortex of the brain.

Experiment Versus Scientific Investigation compares and contrasts an experiment and a scientific investigation.

“Formation of the Planets” uses the nebular hypothesis to explain how the planets in our solar system developed.