Bộ đề thi cuối kì 2 Tiếng Anh lớp 6 Friends plus có đáp án - Đề 3

People need to breathe. If they don’t breathe, they (28) …………….. die. But how clean is the air people breathe? If they breathe (29) …………. air, they will have breathing problems. Plants and animals need (30) ……….. air too. A lot of the things in our lives create harmful gases and (31) ……………..the air dirty, like cars, motorbikes, and factories. Dirty air is called polluted air. Air pollution can also make our Earth warmer.

People need to breathe. If they don’t breathe, they (28) …………….. die. But how clean is the air people breathe? If they breathe (29) …………. air, they will have breathing problems. Plants and animals need (30) ……….. air too. A lot of the things in our lives create harmful gases and (31) ……………..the air dirty, like cars, motorbikes, and factories. Dirty air is called polluted air. Air pollution can also make our Earth warmer.

People need to breathe. If they don’t breathe, they (28) …………….. die. But how clean is the air people breathe? If they breathe (29) …………. air, they will have breathing problems. Plants and animals need (30) ……….. air too. A lot of the things in our lives create harmful gases and (31) ……………..the air dirty, like cars, motorbikes, and factories. Dirty air is called polluted air. Air pollution can also make our Earth warmer.

People need to breathe. If they don’t breathe, they (28) …………….. die. But how clean is the air people breathe? If they breathe (29) …………. air, they will have breathing problems. Plants and animals need (30) ……….. air too. A lot of the things in our lives create harmful gases and (31) ……………..the air dirty, like cars, motorbikes, and factories. Dirty air is called polluted air. Air pollution can also make our Earth warmer.