Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.

Câu hỏi

In some national parks, tourists are not fully aware of __________ protection.

A. environment

B. environmental

C. environmentally

D. environmentalism

Đáp án
B. environmental

Câu hỏi thuộc Bài tập:

Ms. Dung Purple - Unit 10: Ecotourism - Vocabulary