牛津版八年级下Unit3期中复习课件(共17张ppt) 重点句子: 1、你通常用电脑做什么? What do you usually. use your computer for? 2、你多久用一次电脑? How often do you use your computer ? how often 多久一次 how long 多长时间 how soon多久以后 3、看见巨大的玻璃球从黑暗中落下很让人激动。 It’s exciting to see the huge glass ball falling through the darkness.