Spanish present past progressive | Spanish homework help

Change the verb to indicate that it is an activity that is currently in progress. Ellos no pagan por el boleto. (1 point) 

Change the verb to indicate that it is an activity that is currently in progress. Nosotros bebemos muchos refrescos. (1 point) 

Change the verb to indicate that it is an activity that is currently in progress. Nosotros escribimos cartas. (1 point) 

Change the verb to indicate that it is an activity that is currently in progress. Marta come en el comedor. (1 point) 

Change the verb to indicate that it is an activity that is currently in progress. Ellos no facturan las maletas. (1 point) 

Change the verb to indicate that it was in progress at a time in the past. Ellos miraban la televisión. (1 point) 

Change the verb to indicate that it was in progress at a time in the past. Nosotros vivíamos en San Diego. (1 point) 

A form of “estar” must be used as the helping verb in a progressive tense. (1 point) True False