Bộ 3 Đề kiểm tra Unit 8 - Tiếng anh 10 iLearn Smart World có đáp án (Đề 1)

Not everyone uses electric cars. The air is polluted. → If everyone.............................

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For each question, combine two sentences using the First Conditional or Second Conditional.

Not everyone uses electric cars. The air is polluted.

→ If everyone.............................

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Giải thích

used electric cars, the air would be cleaner./used electric cars, the air wouldn’t be polluted.