Find the mistake and correct it.
6/ If you (A) don’t exercise more, you (B)couldn’t (C)have (D)a good health.
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7/ I’ve decided (A) to clean my room (B) because of my mother (C) got angry (D) at me.
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8/ If we (A)didn’t take action immediately, (B)the air (C)will become (D) completely polluted.
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9/ If I (A) were you, I (B) will plant vegetables (C) in (D) the garden. .
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10/ What (A) will happen (B) if we (C) used electricity more (D) properly?
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