初中英语知识点——加to do= 加doing的考查动词 1. start to do =start doing 开始做 When did you start to learn English? 你何时开始学英语的? 2. learn to do = learn doing学着做 She is learning to play the piano. 她在学弹钢琴。 3. continue to do = continue doing继续做 Bread continues to rise in price. 面包的价格继续上涨。