Definition: If an area is populated by people or animals, they live in that area. Level: C1
乡村人口密集。
The countryside ___is densely ___populated.
森林里栖息着稀有而色彩斑斓的鸟类。
The forest ___was ___populated by rare and colorful birds.
香港是一个人口密集的城市。
Hong Kong ___is a densely ___populated city.
