4. This site __________ back to the 11th century and is guarded by Yeoman warders.
Подбираем слово из списка.
Подходящее по смыслу слово - dates.
This site dates back to the 11th century and is guarded by Yeoman warders.
Ответ: This site dates back to the 11th century and is guarded by Yeoman warders.