Bộ 3 đề thi cuối kì 2 Tiếng Anh 10 i-Learn Smart World có đáp án (Đề 2)
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___________ is a type of vacations that is designed to be environmentally friendly and to raise environmental awareness. (TOUR)

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___________ is a type of vacations that is designed to be environmentally friendly and to raise environmental awareness.(TOUR)

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Giải thích

Ecotourism