Câu 1: Paul doesn't think about the planet. He will waste so much water. ( If ) Câu 2: Unless we take action immediately, the air will become completely polluted. ( If )
1 câu trả lời
Paul doesn't think about the planet. He will waste so much water. ( If )
⇒ If Paul thought about the planet, he wouldn't waste so much water
⇒Câu điều kiện loại 2
Unless we take action immediately, the air will become completely polluted. ⇒( If )
⇒ If we don't take action immediately,the air will become completely polluted
⇒Loại 1