27 tháng 1 2016 lúc 22:33
trả lời các câu hỏi sau đây , sử dụng câu điều kiện loại II : 1. What would happen if dwellers in this city didn't save energy ? ; 2. What if local authorities didn't control dynamite fishing ? ; 3. What if oil tanker leaked ? ; 4. What if poacher killed polar bear for fur ? ; 5. What would happen if more and more people used motobikes and cars ? ; 6. What if the Earth were hit by a large comet ? ; 7. What if more hotels were built in national parks ?
