Question

Change into the correct form of past progressive:
Seleccione una:

a.
These two girls are chating when the teacher called them.

b.
These two girls were chating when the teacher calling them.

c.
These two girls were chating when the teacher calls them.

d.
These two girls were chating when the teacher called them.

Answer 1

Respuesta:

b, c ,d.  These two girls were chating when the teacher called them

Explicación:

these two girls were chatting when the teacher called  them. (esa es la respuesta)