动词-ing 形式作主语、宾语、表语、定语和宾语补足语Review一、v-ing 作主语_ is believing._ is interesting.Its no doingIts doingIts doingSeeingCollecting stamps谓语动词用单数use/ goodfun/ a pleasure/ a waste of timeuseless/worthwhileReview二、v-ing 作宾语I like _.Im tired of _ the same food.teachinghaving介宾动宾Review二、v-ing 作宾语避免错过少延期 avoid miss postpone建议完成多练习 advise finish practise喜欢想象禁不住 enjoy imagine cant help承认否定与嫉妒 admit deny envy逃避冒险莫原谅 escape risk excuse承受保持不介意 stand keep mindReview二、v-ing 作宾语to 当介词：习惯于 期望 注意 致力于，奉献给 导致 转向 doingbe/
