|
Pregunta
|
Respuesta correcta
|
She ______ (dance) for hours before she got tired :
|
had been dancing |
We_______ (know) each other since we were children :
|
have known |
She _____ (eat) breakfast before she went to work :
|
had eaten |
He mixed the chemucals in the laboratory but unfortunately the experiment :
|
failed |
We______ (visit) several museums during our trip to Paris :
|
had visited |
They _____ (not travel) for very long before they settled down :
|
had not been traveling |
____you____ (work) on the project all week? :
|
had, worked |
The lab assistant ______ (prepare) the samples when the researcher walked in :
|
was preparing |
She _______ (clean) the lab equipment after completing the experiment :
|
cleaned |
____you____ (read) any good books lately? :
|
have, read |
|
Pregunta
|
Respuesta correcta
|
While the students _______ (conduct) the experiment, the teacher was monitoring their progress :
|
were conducting |
____the car____ (break down) while you were driving in the mountains :
|
had, been breaking down |
We ______ (use) the microscope when we realized it was broken :
|
were using |
We ______ (talk) for hours before we realized how late it was :
|
had been talking |
The experiment _____ (not succees)due to incorrect measurements :
|
didn't succeed |
They_____ (not choose) a movie to watch beforehand :
|
had not chosen |
She ______ (follow) the lab protocol while handling the chemicals :
|
followed |
They ______ (not travel) to Asia yet :
|
have not traveled |
What_____ (do) when the fire alarm went off? :
|
were you doing |
She ______ (study) Spanish for three years. :
|
has studied |
Otros juegos similares:
Otros juegos similares:
Otros juegos similares:
