English Pool of Exercises

Exercise on Past Perfect Progressive

Form negative sentences in Past Perfect Progressive.

1. the dog / bark
   →
2. it /rain
   →
3. they / their calculators / use
   →
4. the children / on the floor / sleep
   →
5. she / in London / teach
   →
6. they / trees / plant
   →
7. the cat / the mouse / chase
   →
8. we / in a forum / chat
   →
9. he / the problem / discuss
   →
10. the woman / a cardigan / knit
    →