动词的ing形式作主语和宾语Verbing Form as Subject and Object1 ppt 课件什么是主语(subject)?什么是宾语 (object)?He likes his dog.主语 宾语2 ppt 课件Finding the ruleSwim is my interest.Swimming is my interest.I like read.I like reading.3 ppt 课件结论_不能作主语和宾语_可以作主语和宾语动词原形动词的ing形式4 ppt 课件 I.V-ing form as subject 动词的ing形式作主语5 ppt 课件Dancing is their hobby.dance hobby6 ppt 课件Biting nails is not a good habit.bite nails habit7 ppt 课件Doing exercise is the best way to lose weight.do exercise lose weight8 ppt 课件Whats in common?Dancing their