接-ing 的动词和短语:
practice , enjoy , advise, allow, permit, avoid, consider, finish, give up, cannot help, imagine, include, keep , mind, miss, put off, delay, resist, suggest , can’t stand,
句型
it’s no good; it’s no/little/hardly any/ use; it’s not/hardly/scarcely use; it’s worthwhile; spend money/time; there’s no; there’s no point in; there’s nothing worse than; what’s the use/point.
后面主要是因为介词后接ing,记住这个规则就可以.如depend on, burst out, insist on, be used to, get used to, devote…to…, look forward to, pay attention to, keep on,get down to
接 to 的动词和短语：
以下动词后,只能跟不定式作宾语
afford （付得起）,agree（同意）,aim(力求做到), appear（显得）,arrange（安排）,ask（要求）,attempt （试图）,care（想要）,choose（决定）,claim（声称）,condescend（屈尊）,consent（准许）,decide（决定）,demand（要求）,determine（决心）,endeavor（竭力）,expect（期待）,fail（未履行）,help（帮助）,hesitate（犹豫）,hope（希望）,learn（学会）,manage（设法）,neglect（疏忽）,offer（主动提出）,plan（计划）,prepare（准备）,pretend（假装）,proceed（接着做）,promise（答应）,prove（证明）,refuse（拒绝）,resolve（解决）,seem（觉得好像）,swear（发誓）,tend（往往会）,threaten（预示）,undertake（承诺）,volunteer（自愿做）,vow（发誓）,want（想要）,wish（希望） pretend
不定式的特殊句型so as to
1） 表示目的；它的否定式是so as not to do.
Tom kept quiet about the accident so as not to lose his job.
汤姆对事故保持沉默是为了不丢掉他的工作.
Go in quietly so as not to wake the baby.
轻点进去,别惊醒了婴儿.
2) so kind as to ---劳驾
Would you be so kind as to tell me the time?
劳驾,现在几点了.