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14. Many experts believe that AI robots will be more common and support humans in many places such as hospitals, offices and schools. A. assist B. cooperate C. sponsor D. cure - Đáp án: A. assist 15. We all hope that vehicles that run on fossil fuels will be replaced by green transport such as electric cars. A. polluting B. luxurious C. powerless D. insecure - Đáp án: A. polluting 16. The ice on the roads was slowing down the vehicles on the street. A. blocking B. pushing C. fastening D. speeding up - Đáp án: D. speeding up 17. He said we might so well go before his sister arrived, because once she came, it would be impossible for him to leave. A. might so well B. arrived C. once D. for him - Sửa: He said we might as well go before his sister arrived, because once she came, it would be impossible for him to leave. 18.Universities in the United States can be supported either by government budgets and by private foundations. A.Universities B.government budgets C.and D.foundations - Sửa: Universities in the United States can be supported either by government budgets or by private foundations. 19.Some people predict that all household appliances in the future will be energy-effective and voice-controlled. A.predict B.household C.will be D.energy-effective - Sửa: Some people predict that all household appliances in the future will be energy-efficient and voice-controlled. 20.The last time I met her, she is going to leave for a new job in Italy the following day. A.The last time B.is going to leave C.in D.following - Sửa: The last time I met her, she was going to leave for a new job in Italy the following day. Hy vọng bạn sẽ học được từ những lỗi này!