【正文】
dancing D. play。m afraid. A. is going to rain B. is raining C. will rain D. won39。 is writing B. is writing。 go B. am going。 going to wake B. Are。 going to be。 going to be。 think。 think。 be D. was。t be B. is。n?t/ ? environment /?n39。Unit 7 Section B Period 1 (1a2e) New words ? sky/ska?/ ? build(built) /b?ld/ ? sea/si:/ ? peace/pi:s/ ? play a part ? plant /pl230。va?r?nm?nt/ ? 天空 ? 建筑;建造 ? 海洋 ? 和平 ? 參與;發(fā)揮作用 ? 種植;植物 ? 地球 ? 行星 ? 環(huán)境 Complete the predictions with what you think will happen. 3b 1. Kids study at school now. In 100 years, _______________________________________ _______________________________________ 2. I sometimes see blue skies in my city, but in the future ______________________________ _______________________________________ kids won’t study at school. They’ll study at home on puters. There will be more air pollution. 3. People now usually live to be about 70–80