Primary Auxiliary Verbs

By the time she arrived we _____ finished our dinner.

It was cold, they _____ wearing coats.

I _____ having pizza for dinner.

He ____ helping the teacher when the fire alarm went off.

She ___ wearing purple today.

I _____ no other option

They _____ thinking about it all night.

I _____ hoping to get elected.

She ___ three sisters.

I ____ an English book.