新东方在线是新东方教育科技集团(NYSE:EDU)旗下专业的在线教育网站,是国内首批专业在线教育网站之一,依托新东方强大师资力量与教学资源,拥有中国先进的教学内容开发与制作团队,致... 学校首页
过去进行时:
1.构成:were / was 现在分词
2.功能:
(1)表示过去某一时刻或阶段正在发生的动作。►. I was playing chess at 8 yesterday evening.►. When I arrived, they were watching TV.►. They were doing housework this time last week.
(2)用于条件状语从句中表示过去将来进行的动作。►. She told me to wake him up if she was sleeping.►. I asked my friend to warn me about it as long as I was driving too fast.