2.动词不定式作宾语 (1)不定式作宾语时,往往跟在某些及物动词后面,常见的有: agree (同意), offer (提出), intend/plan (打算,计划), demand (要求), promise (答应), help (帮忙), prepare (准备), decide (决定), refuse (拒绝), choose (选择), wish/hope/want/expect (希望,想要), fail (不能), pretend (假装), manage (设法), determine (决心), beg (恳求,祈求), arrange (安 排,准备),threaten (威胁), claim (声称), aim (以……为目标), hesitate (犹豫不决)等。
He taught me how to cook. 他教我如何做饭。
Have you decided where to spend your holiday? 你决定去哪儿度假了吗?
(3)it可以充当形式宾语,指代真正的宾语不定式,可以用于该句 型的动词有:consider, make, feel, find, think等。
He feels it his duty to help others. 他觉得帮助别人是他的职责。
He found it hard to learn maths well. 他发现学好数学很难。
3.动词-ing形式作宾语与动词不定式作宾语的用法区别 (1)可接动名词和不定式作宾语但意义不同的动词(短语) ①remember doing sth. 记得曾经做过某事 remember to do sth. 记住去做某事 ②forget doing sth. 忘记已经做过某事 forget to do sth. 忘记去做某事 ③stop doing sth. 停止正做的事 stop to do sth. 停下来做另外一件事(此处不定式作状语)