Пре­об­ра­зуй­те, если это не­об­хо­ди­мо, слово CAN так, чтобы оно грам­ма­ти­че­ски со­от­вет­ство­ва­ло со­дер­жа­нию тек­ста.

The Inca also guided mountain streams into stone channels and fountains so they __________________ have access to fresh water. Today, Machu Picchu is a popular tourist destination.