河南专升本英语语法考点：

　　动词不定式的否定式

　　如：Tell him not to shut the window.

　　She pretended not to see me when I passed by.

　　动名词

　　动名词具有动词和名词的特征，在句中作主语、表语、宾语和定语。

　　动名词的作用———主语、宾语

　　1、作主语

　　谓语用单数。It代替动名词作主语，常用于如下结构：

　　It's no good/use doing.

　　Playing with fire is dangerous.

　　It's no good waiting here.

　　2、作宾语

　　I enjoy listening to music.

　　He often practices playing the piano in the evening.

　　He is fond of playing basketball.

　　He has given up smoking.

　　Would you mind turning down your radio a little, please?

　　(1)只能接动名词作宾语的动词：

　　admit, advise, risk, appreciate, envy, avoid, consider, delay, deny, dislike, enjoy, escape, excuse, finish, forgive, understand, give up, imagine, keep, mind, miss, practice, put off, resist, suggest,

　　can't help 禁不住，can't stand无法忍受，devote to(to为介词)致力于，look forward to 期望、盼望，stick to坚持，be used to习惯于.

　　object to反对，be busy忙于，fee like想要，be surprised at 对……感到惊讶，be proud of 以……为骄傲，succeed in 在某方面成功，be afraid of害怕， give up 放弃

　　(2)只能接不定式作宾语的动词：

　　happen 碰巧，offer 主动提出，promise 答应，agree 同意，refuse拒绝，decide 决定，

　　determine 决定、决心，pretend 假装，fail 未能够，learn，wish希望，hope，expect，afford 负担得起。

　　接动名词、不定式均可，意义相同的动词：

　　Like, love, dislike, hate, begin, star, continue, prefer, can't bear/endure无法忍受，cease停止

　　下列词接动名词和不定式均可，但意义不同的动词：

　　forget，go on，mean，regret，remember，stop，try等

　　Stop to do 停下来去做 stop doing 停止做

　　Forget to do 忘记要做 forget doing 忘记做过

　　Remember to do 记得要做 remember doing 记得做过

　　Regret to do 遗憾要做 regret doing 后悔做过

　　Try to do 企图做，尽力做 try doing 试着做

　　Go on to do 继续做(另一件事) go on doing 继续做(同一件事)

　　Mean to do 打算做 mean doing 意味做

　　(3)need, require, want作"需要"讲，其后用动名词的主动式表示被动意义，be worth也有类似用法。如：

　　The flowers need watering/to be watered.

　　The problem is worth discussing.