----- Nội dung dịch tự động từ ảnh ----- 6. Tom's hobbies are swimming A. or 7. The sun can be an A effectively collecting stamps. C. so source of power. B. but D. and B. effective C. efficient D. inefficient 8. Are you sure that new energy doesn't cause A. pollution 9 The innovations in energy will save money as well as B. unpolluted C polluting D. polluted the Earth's resources C. conserving lead to even more job losses C. luckily A. conserved B. conserve D. to conserve 10. Technological advances could A. ultimately B. efficiently D. untidily
