2017年的gct英语语法知识，为我们备考提供知识条件。下面是本站小编给大家整理的2017gct英语语法，供大家参阅!
先行词和关系词二合一
1)Whoever spits in public will be punished here.
(Whoever 可以用 anyone who 代替)
2)The parents will use what they have to send their son to technical school.
(what 可以用all that代替)(环球网校2017年GCT英语语法辅导:定语从句中各词的辨析)
what/whatever; that/what; who/whoever
1)what = the thing which;whatever = anything
What you want has been sent here.
Whatever you want makes no difference to me.
2) who= the person that whoever= anyone who
(错)Who breaks the law will be punished.
(错)Whoever robbed the bank is not clear.(环球网校2017年GCT英语语法辅导:定语从句中各词的辨析)
2017gct英语语法：that在定语从句中的用法关系代词that在定语从句中的用法
关系代词that 的用法(环球网校2017年GCT英语语法辅导:that在定语从句中的用法)
1)不用that的情况
a) 在引导非限定性定语从句时。
(错) The tree, that is four hundred years old, is very famous here.
b) 介词后不能用。
We depend on the land from which we get our food.
We depend on the land that/which we get our food from.
2) 只能用that作为定语从句的关系代词的情况(环球网校2017年GCT英语语法辅导:that在定语从句中的用法)
a) 在there be 句型中，只用that，不用which。
b) 在不定代词，如：anything, nothing, the one, all, much, few, any, little等作先行词时，只用that，不用which。
2017gct英语语法：非谓语动词一、解析非谓动词作主语
1. 不定式作主语。如：(环球网校2017年GCT英语语法辅导:非谓语动词)
To say is easier than to do.
解析：用不定式作主语时，常表示一次性的、具体的、特指的动作，并且用it作形式主语而将其后置。如上例可改为：It is easier to say than to do.
2. 动名词作主语。如：
Walking after supper is good for both young and old.
解析：若表示抽象的、习惯性的动作时常用动名词。
二、解析非谓语动词作表语
1. 不定式作表语。如：
What I can do is to give you some reasonable advice.
The library books are not allowed to be taken away.
解析：不定式作表语时，其后接动词(词组)主动式或被动式，与其最近的动词采用原形。
2. 动名词作表语。如：
His job is teaching.
The most famous writings in the world are worth reading.
解析：动名词作表语时，表语既具有动词特征又具有名词性，甚至有时表语和主语可以互换。如上例可改为：Teaching is his job.
3. 分词作表语。如：
The film is interesting, and my sister gets interested in it.
解析：现在分词作表语，表示主语所具有的特征，表语与主语之间是主动关系，并且常以物作主语，译为“某物怎么样”;过去分词作表语，表示主语所处的心理状态，主语 和表语之间存在被动关系，并且常以人作主语，译为“某人感到怎么样”。具有这一用 法的有：surprise, interest, touch, move, puzzle, excite, tire, please, disappoint, satisfy, encourage等。(环球网校2017年GCT英语语法辅导:非谓语动词)
三、解析非谓语动词作宾语
1. 不定式作宾语。
如：
She pretended not to see me when I came in.
Little Jim should love to be taken to the theatre this evening.
解析：有些动词之后要用不定式作宾语。表示某次具体的动作或行为。类似的动词有 hope, agree, choose,manage,promise,expect,determine,decide,seek,refuse,arrange,desire等。
2. 动名词作宾语。
如：
Would you mind my opening the window?
He didn’t remember having lived with his friend before.
解析：有些动词(词组)后接动名词形式，表示动作的经常性、习惯性或已经完成。类 似的词有enjoy, keep, admit, avoid, escape, consider, delay, put off, give up等。
注意：want, need, require 等动词以物作主语时，其后的宾语用主动式表被动含义或用 不定式的被动式。如Those young trees need watering/ to be watered.另外，还有少数动词， 如mean, stop, try, can’t help 等后既可接不定式也可接动名词，但各自发生时间有先后。 如：(环球网校2017年GCT英语语法辅导:非谓语动词)
(1)—The light in the room is still on.
?—Oh, I forgot to turn it off.
(2)—Where is your pen?
—Oh, I remember having putting it in my bag.