Помогите воткнуть слова в предложения . destroyed dated

Помогите воткнуть слова в предложения .
destroyed
dated back
discovered
knew
constructed
grew
lived
left

1) In 1841, an American explorer called John Lloyd Stephens .................the Mayan city of Chichen Itza in Mexico
2)John Lloyd Stephens believed the city................. constructed to around 600 AD
3)They.................. corn beans and tomatoes for food.
4)In Chichen Itza the Mayan people ....................a large pyramid called El Castillo
5)When the Spanish came to rule Chichen itza they ............... some of the old buildings.