Mark the letter A, B, C, or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following sentences.

Câu hỏi

An imbalanced ecosystem may cause a lack of food, water and fresh air.

A. polluted

B. sweet

C. clean

D. spoiled

Đáp án
A. polluted

Câu hỏi thuộc Bài tập:

UNIT 10: THE ECOSYSTEM - VOCABULARY - Tiếng Anh 11 Global Success