2. Schulaufgabe-Grammar

* [http://www.ego4u.de/de/cram-up/grammar/past-perfect-simple/exercises past perfect simple]

* [http://www.ego4u.de/de/cram-up/grammar/passive/exercises?past-perfect past perfect passive I]

* [http://www.kico4u.de/english/uebungen/passiv/pasperfpas.htm past perfect passive II]

* [http://www.englisch-hilfen.de/uebungen/zeiten/past_perfect_simple_past.htm past perfect vs. simple past I]

* [http://www.englishpage.com/verbpage/verbs13.htm past perfect vs. simple past II]


* [http://www.tolearnenglish.com/exercises/exercise-english-2/exercise-english-3958.php past perfect vs. simple past III] Exercise is at the end of the page!