Task 2 . Listen again to the last pan of the talk and write in the missing words. (Nghe lại phần cuối cùng của cuộc nói chuyện và viết các từ còn thiếu)

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Solar enerey, air, and water are renewable resources because there is an (1) _____ supply. However, this definition may change if people are not careful with these resourees. The amount of solar energy that reaches the earth depends on the (2) _____ . If the atmosphere is polluted, the solar energy that reaches the earth (3) _____ be dangerous. If life is going to continue, the air must contain the correct amount of nitrogen (N), oxygen (O), carbon dioxide (CO), and other (4) _____ . If humans continue to pollute the air, it will not contain the correct (5) _____ of these gases.

Answer

Solar enerey, air, and water are renewable resources because there is an (1) unlimited supply. However, this definition may change if people are not careful with these resourees. The amount of solar energy that reaches the earth depends on the (2) atmosphere . If the atmosphere is polluted, the solar energy that reaches the earth (3) may be dangerous. If life is going to continue, the air must contain the correct amount of nitrogen (N), oxygen (O), carbon dioxide (CO), and other (4) gases . If humans continue to pollute the air, it will not contain the correct (5) amount of these gases.