托福动词不定式及动名词语法指导
导语：动词不定式和动名词在TOEEL测试中不算活跃的考题，但出题频率比较稳定，即不频繁，亦无间断。下面YJBYS小编指导托福动词不定式及动名词的语法，欢迎参考!
命题焦占主要集中在动词不定式和动名词的基本功能及正确形式，即：
(1)不定式to后面接原形动词，
(2)动名词具有动词和名词两重功能，
介词后面的动词必须以动名词形式出现。
1. 不定型工to后面接原形动词
全真例题分析
(1) Astronauts circling the Earth may get to seen sixteen sunrises and sixteen sunsets every day.
[答案] C 动词不定型式的标志to后面应接动词原形see。
(2) Using their bills as needles, tailorbirds sew large leaves together with plant fiber to forming their nests.
[答案] D to forming应改为to form正确的不定式形式。
(3) The poetry of e.e cummings illustrates the way in which some poets bend graminastical rules as they strive to expression their insights.
[答案] D动词不定式to后面只能接原形动词，不能接名词。
(4) The dromedary camel is raised especially to racing.
[答案] D这是一个非常简单的动词不定式错误形式的考题。Recing应改为race,与to组成不定式。
2. 动词不定式作目的`状语
解题要点 不定式结构在句中可以作多种成分，目的状语则是TOEEL常考到的形式。动词不定型式作目的状语的命题主要分布在structure (1-15题)中。
全真例题分析
(1) A fuel is a substance used ------- light, heat .or energy .
(A) generating
(B) generates
(C) to generate
(D) it is generating
[答案] C 根据句意及结构，此句固选择动词不定式作目的状语。
(2) ------ stereophonic phonograph records, two recordings are made of the same musical performance.
(A) Creates
(B) Created
(C) The creating of
(D) To create
[答案] D 这是典型的不定式作目的状语的句子。目的状语放在句首是表示强调。
(3) ------- time and labor, cartoonists generally draw the hands of their characters with only three fingers and a thumb.
(A) Saved
(B) Saves
(C) To save
(D) The saving
[答案] C 此句与上面例题结构相同。不定式作目的状语，且放在句首表示强调。
3. 动名词的正确用法
解题要点 有关名词的考题并不很多，但有一个常出现的题型;介词后面的动词一定要用动名词形式，作介词的宾语。
全真例题分析
(1) Microwave cooking can be accureately described as the first absolutely new method of prepare food since the discovery of fire
[答案] C 介词of后面应接动名词形式，即of preparing。
(2) Most crickets have two pairs of fally developed wings, and mascular hind legs for iump.
[答案] D 动名原形jamp位于介词for后面，故应改为动句词jamping。
(3) Because it is a healthful way to exercise derobic dancing is considered an excellent method for release tension.
[答案] D 动名词原形release位于介词for后面，故应改为动名词releasing。
(4) The Cubist movement in art was reaction against traditional methods of portray reality.
[答案] C 动词原形portray应改为动名词portraying即作前面介词of的宾语，自身又带宾语reality。
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