INSTEAD _____ PETROL, CARS WILL ONLY RUN ____ SOLAR ENERGY AND ELEC...

59. - 600 CAU TRAC NGHIEM TIENG ANH
600 CAU TRAC NGHIEM TIENG ANH
59.Instead _____ petrol, cars will only run ____ solar energy and electricity.A. of / on B. for / by C. in / over D. from/ upon