在英文中为什么要用动名词形式啊？

这属于语法中的非谓语动词

下面是英语辅导报上关于非谓语动词动名词的讲解，希望对您有所帮助

动名词(v-ing)是动词的另一种非谓语形式，它兼具动词和名词的性质，既保留动词的意义和搭配关系，又起着名词的作用。测试的重点在于判断哪些动词或结构要求连用动名词以及动名词的时态和语态。

1．接动名词作宾语的动词和动词短语

1）动词：acknowledge, admit, advise, anticipate, appreciate, avoid, consider, delay, deny, dislike, encourage, enjoy, escape, excuse, face, fancy, finish, forgive, imagine, include, involve, keep, mind, miss, permit, postpone, practice, prevent, quit, recall, resent, resist, suggest, understand等。例如：
I would appreciate your keeping it a secret.若你能保守秘密我将很感激。
2）动词短语：can't help, can't stand, couldn't resist, give up, go on, keep on, put off, succeed in, insist on, yield to, confess to, be accustomed to, be(get) used to, oppose to, look forward to, devote...to..., object to, contribute to等。例如：
I can't stand waiting any longer.我再也不能等下去了。

2．固定搭配

动名词还用在下列固定搭配中，如：be busy doing sth., be worth doing sth., burst out crying/laughing, have troubl