Conjugate estar (yo, imperfect):

estaba

Conjugate estar (tú, imperfect):

estabas

Conjugate estar (nosotros, imperfect):

estábamos

Conjugate estar (usted, imperfect):

estaba

Conjugate estar (ellos, imperfect):

estaban

Conjugate escribir (present participle):

escribiendo

Conjugate ayudar (present participle):

ayudando

Conjugate poner (present participle):

poniendo

Conjugate pedir (present participle):

pidiendo

Conjugate vestir (present participle):

vistiendo

Conjugate leer (present participle):

leyendo

Conjugate caer (present participle):

cayendo

Conjugate creer (present participle):

creyendo

Conjugate traer (present participle):

trayendo

What is the structure of the present progressive?

Present tense of estar + present participle (-ando or -iendo)

What is the structure of the imperfect progressive?

Imperfect tense of estar + present participle

When do you use the imperfect progressive?

To describe what was happening over a period of time.

When do you use the preterite?

To describe something specific that happened or interrupted an action.

Example of imperfect progressive:

La doctora estaba hablando.

Example of preterite:

Ella se lastimó el tobillo.

What happens to -ir stem-changing verbs in present participle?

They have a vowel change to 'i' or 'u'.

What is the rule for verbs like leer, caer, creer, and traer in present participle?

They have a 'y' in the present participle.

How do you form the imperfect progressive with pronouns?

Put pronouns before estar or attach them to the participle.

Example of using a pronoun with imperfect progressive:

Yo me estaba sirviendo.

Rewrite: Tía Luisa me estaba trayendo un sándwich.

Tía Luisa estaba trayéndome un sándwich.

Rewrite: Cristina y Julia nos estaban pidiendo ayuda.

Cristina y Julia estaban pidiéndonos ayuda.

Rewrite: Tú te estabas duchando.

Tú estabas duchándote.

Rewrite: Nosotros nos estábamos levantando.

Nosotros estábamos levantándonos.

What does the imperfect progressive describe?

What was happening.

What does the preterite describe?

Something specific that happened.

Example of a sentence using both imperfect progressive and preterite:

Ella estaba corriendo cuando se lastimó.

What is the present participle of 'dormir'?

durmiendo.

What is the present participle of 'servir'?

sirviendo.

What is the present participle of 'vivir'?

viviendo.

What is the present participle of 'decir'?

diciendo.

What is the present participle of 'hacer'?

haciendo.