Zusammenfassung der Ressource
Frage 1
Frage
They _______ have had advanced civilization.
Frage 2
Frage
Their civilization disappeared. It ____________ rained enough to grow crops.
Frage 3
Frage
Look at this bowl. They _________ used this serve food.
Frage 4
Frage
You must have ________ a hundred photos today.
Frage 5
Frage
Trish didn't come on the tour. She _______ have been sick. She wasn't feeling well.