Exercise on Past Perfect Simple Form negative sentences in Past Perfect Simple. you / a box / carry→ Anna / the window / open→ you / the castle / visit→ You / a song / sing→ you / the house / see→ the teacher / our homework / check→ Ruth / the pencil / drop→ we / the bill / pay→ Jamie / all the races / win→ she / my mistakes / correct→ Back to pool of exercises. ►