need to do sth 和need do sth列句
问题描述：
need to do sth 和need do sth列句
答
1、need to do例句：I need to do my homework.句型：sb.need to do sth.——表主动2、need doing 【need do ：无此用法】例句：The flowers need watering=The flowers need to be watered.句型：sth.need doing = ...