初中英语中活用doing 的几种情况
1、用在时态中:在中学阶段,需要用doing现在分词的时态有现在进行时, 过去进行时, 现在完成进行时, 过去完成进行时。
2、用在动词 finish , enjoy, mind , like ,hate,miss ,keep ,practice,avoide , suggest,consider, continue, imagine等的后面做宾语。
3、跟在介词短语的后面做介词的宾语:be good at , do 嘛术铹砾well in , thank you for , give up ,stop sb from doing sth. be interested in., be prode of , intead of , be afraid of , what about …… ,think about, succeed in, by 等
4、用在固定短语中,常见的有:can't help doing sth, feel like doing sth. , be busy doing sth. ,be worth doing , have fun doing , spend……in/on doing sth. have difficulty/trouble/problem in doing sth. prevent sb.from doing sth.等。
5、动词做主语或宾语
6、用doing形式作状语,表示原因,时间,方式,伴随等。
7、还有一些短语或结构很有迷惑性,比如look forward to ,pay attention to . be used to . prefer to ,这里虽然有to ,但是这个to 是介词,其后面仍然要用doing 的形式,而不能用动词原形。