英語文法問題(過去進行式)

請問如何把現在簡單式或是現在完成式或是過去進行式等..改成過去進行式的問句?

像是:
They have dinner.
I listen to music.
We watch TV together.
It was raining.
The dog barks.
All the pupils participate in class.
She takes photos.
He plays guitar.
Cundy and Kate ride their bikes.
You look very depressed.
這些如何改謝謝!!
4 個解答 4