Unit 1 Living with technology Word power课件 牛津版选修7
Unit 1 Living with technology Word power课件 牛津版选修7第5页

9. The company hopes to l____ the new drug by next October. 10. Best Buy sells various kinds of e____ appliances, such as washing machines, refrigerators, air conditioners, etc. 11. S____ are a series of light waves, sound waves etc that carry an image, sound, or message, for example in radio or television. 12. I got an e____ shock from that faulty light switch.