Past Progressive or Simple Past

They were running in the park.

• Simple Past

• Past Progressive

My mom called me yesterday.

• Simple Past

• Past Progressive

I was playing chess with my friends in the morning.

• Simple Past

• Past Progressive

Tito went to the mall last weekend.

• Simple Past

• Past Progressive

Danny jumped the rope for 20 minutes.

• Simple Past

• Past Progressive

Tina traveled around the world last summer.

• Simple Past

• Past Progressive

My sister was cooking breakfast yesterday morning.

• Simple Past

• Past Progressive

You were studying for the Challenge Booster before the class.

• Simple Past

• Past Progressive

Héctor was reading a book last Sunday.

• Simple Past

• Past Progressive

He _________________ a book when you ________ on the couch.

• read / sit

• was reading / sat