I ______ (play) with my LEGO set when my friend arrived.
was playing
She ______ (build) a big LEGO castle all afternoon.
was building
We ______ (look) for the missing LEGO piece.
were looking
My brother ______ (not/help) me with the LEGO tower.
was not helping / wasn’t helping
They ______ (try) to finish the LEGO car before dinner.
were trying
While I ______ (make) a LEGO spaceship, my dad called me.
was making
The children ______ (not/pay) attention to the instructions.
were not paying / weren’t paying
He ______ (fix) his LEGO robot when the power went out.
was fixing
We ______ (have) fun designing a new LEGO city.
were having
The teacher ______ (explain) how to build a LEGO bridge.
was explaining
She ______ (decorate) her LEGO house with colorful bricks.
was decorating
I ______ (not/find) the right LEGO piece for my project.
was not finding / wasn’t finding
My friends ______ (argue) about the best way to build a LEGO castle.
were arguing
While I ______ (paint) my LEGO car, my brother broke it.
was painting
They ______ (watch) a LEGO tutorial on YouTube.
were watching
(a / building / they / LEGO / were / tower).
They were building a LEGO tower.
