动词不定式特殊句型和主被动形式 1) too…to太……以至于不能…… He is too excited to speak. 他兴奋的说不出话来。 2) 如在too前有否定词,则整个句子用否定词表达肯定,too后那个词表达一种委婉含义,意为“不太”。 It’s never too late to mend.(谚语) 亡羊补牢,为时未晚。 3) 当too前面有only, all, but时,意思是:非常……,等于very。 I’m only too pleased to be able to help you. 能够帮到你,我非常高兴。 He was but too eager to get home. 他非常渴望回家。 不定式特殊句型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. 对于事故,Tom表现得很沉默,为的是不丢掉工作。 2) so kind as to:劳驾Would you be so kind as to tell me the time? 劳驾你能告诉我一下时间吗? 不定式的形式和主、被动 一般式 to do / to be done 进行式 to be doing 完成式 to have done / to have been done 完成进行式 to have been doing 1) 一般式:有时与谓语动词表示的动作同时发生,有时发生在谓语动词的动作之后。 He seems to know this. 他似乎知道这个。 I hope to see you again. = I hope that I’ll see you again. 期待以后再见到你。 2) 完成式:表示的动作发生在谓语动词表示的动作之前。 I’m sorry to have given you so much trouble. 很抱歉给你带来如此多的麻烦。 3) 进行式:表示动作正在进行,与谓语动词表示的动作同时发生。 He seems to be eating something. 他好像在吃什么东西。 4) 完成进行式:表示动作或状态从谓语动作之前一直持续到谓语动作发生。 She is known to have been thinking over the problem for many days. 据知,这个问题她已经思考了好多天了。 __1__(get) a good education may be the most important price you can pay, because, perhaps more than anything else, what you do __2__ that huge gray material between your ears will determine your future. These words __3__(actual) describe millions of people worldwide who choose to limit their potential ability by not __4__(widen) their education. A person is much more likely to have better job __5__(offer), more successful career, and a higher yearly salary with a __6__(good) education. This, in turn would allow for a much better lifestyle. Our generation will become the doctors, lawyers, teachers and leaders of tomorrow. __7__(do) this successfully, a higher level of education is very important!A higher education will mean a better lifestyle, a better ability __8__(adjust) to new technologies, and a various life. Our world cannot afford any __9__(use) potential. We must crave learning. This, in turn, will pay for not only our future but also will help to insure success for those __10__ follow. ![]() |