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Question: Cat Ba is also rich of cultural fesstivals and traditions that are highly potential for_____and development.

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Question: Hoi An Ancient Town is preserved in a remarkably ______ state

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Question: Although some of the structures are now _____, most of the significant existing monuments have been partially restored.

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Question: The ______ items in Con Moong Cave are now kept in Thanh Hoa Museum for preservation and displaying work

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Question: The Citadel of the Ho Dynasty is the only stone citadel in Southeast Asia _______ of large limestone blocks

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Question: Most houses in Hoi An are of _______ architecture dating from the 17th to the 19th century.

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Question: The vegetation layers in Cat Ba Archipelago form spectacular and scenic landscapes and make the site become ______ of all Vietnam's typical ecosystems