Exercise on Past Progressive Form positive sentences in Past Progressive. I / the question / answer→ we / a mountain / climb→ it /rain→ I / a magazine / read→ she / in a play / act→ we / our rooms / clean→ the teacher / the tenses / explain→ we / on the lake / sail→ he / the bill / pay→ they / in the lake / swim→ Back to pool of exercises. ►