Past Perfect Simple Vs Past Simple

I --- swimming after I --- my homework

• go / had done

• went / had done

• went / have done

• went / did

It --- to rain before we --- the school

• started / left

• was starting / left

• had started / left

• starts / left

Dad --- supper when we --- home

• had already made / arrived

• has already made / arrived

• had already made / arrive

• already made / had arrived

By the time I got to the park, my friends ----- (already leave)

I rescued my dog after it --- into the river

• has fallen

• fallen

• had fallen

• fell

My dad --- the DVD with us because he had already seen it before

• not watch

• not watched

• didn't watch

• hadn't watched

By the time we --- there, the firefighter --- the fire

• got / had put out

• get / had put out

• got / put out

• get / had put out

We smelled something strange after mom --- (make popcorn)