Fill in each gap one suitable word to complete the passage

1 câu 100 xu

Task 22: Fill in each gap one suitable word to complete the passage:

Porto is the second largest city in Portugal after Lisbon. It (1)________one of the major urban areas of the Iberian Peninsula. Located along the Douro river estuary in Northern Portugal, Porto is one of the oldest European centres. (2)__________1996, UNESCO recognised its historic centre as a World Heritage Site. Among the architectural highlights of the city, Porto Cathedral is (3)__________oldest surviving structure. It attracts millions (4)____________tourists every year.

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