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1、2022最新英语语法初中知识点2021语数英最为三门主课,看起来毫不相干,但三科的学习方法其实基本都是一样的,数学记公式,语文记古诗,英语记单词。学习英语,需要把陌生的单词片语和句型语法不断的熟悉和熟练。下面是小编给大家整理的一些英语语法初中的学习资料,希望对大家有所帮助。初中必备英语语法:八种宾语从句不省略that引导宾语从句的that在下列情况下一般不省略:1. 宾语从句前有插入语。如:We hope, on the contrary, that he will stay at home with us. 恰恰相反,我们希望他和我们呆在家里。2. 有间接宾语时。如:He told me t
2、hat he was leaving for Japan. 他告诉我他要去日本。3. that在与之并列的另一个宾语从句之后。如:He said (that) the book was very interesting and that(不省略) all the children like to read it.他说那本书很有趣,所有小孩都喜欢读。4. 在“it(形式宾语)+补语”之后时。如:I think it necessary that he should stay here. 我们认为他有必要留在这里。5. that从句单独回答问题时。如:What did he hear? 他听说了什
3、么事?That Kate had passed the exam. (他听说)凯特考试及格了。6. 在except等介词后。如:He has no special fault except that he smokes too much.他除了抽烟太多之外,没有什么特别的毛病。7. 位于句首时。如:That our team will win, I believe. 我相信我们队会赢。8. 在较为正式或不常用的动词(如reply, object)后。如:He replied that he disagreed. 他回答说他不同意。初中英语语法:about的用法与语法说明1. 表示“关于”,注意
4、与介词 on 的区别:about 指泛泛地或非正式地谈论某事,其谈论的内容也较为普通;而 on 则指比较有系统地或理论性较强地论述某事,其论述的内容较正式或较为严肃。试比较:(1) a book on rabbits 指的是一本论及兔子的学术著作(2) a book about rabbits 指的可能是一本供小孩看的关于兔子的故事书2. 表示“带在身上”,一般指随身带的小物品,有时可与表示类似含义的介词 withon 换用:He has a watch about on, with him. 他带着表。3. 用于数字前,表示“大约”:The computer cost me about 60
5、0dollars. 这台电脑大约花了我600美元。4. 在动词 know, hear, speak 等之后用不用介词 about / of, 含义有差别:I have heard about him, but I dont know him. 我听到过一些关于他的事,但不认识他这个人。Ive heard of him, but I dont know about him. 我听说过他,但我不知道有关他的情况。比较:know sb 认识某人know of sb 知道有某人know aboutsb 知道有关某人的事或情况hear sb 听到某人 (讲话)hear of sb听说过某人hear ab
6、out sb 听到关于某人的事或情况5. be about to (do),意为“即将”、“马上”。注意该短语不与具体的时间状语 (如:soon, tomorrow, immediately 等)连用:正:He is about to return to his homeland. 他即将回乡。误:He is about to return to his homeland tomorrow.(1) 该短语可与并列连词when (这时)连用:I was (just) about to go to bed when the telephone rang. 我正要上床睡觉,这时突然电话铃响了起来。(
7、2) be about 之后可接动名词 (但 be about to 之后不能接动名词):I was (just) about going to bed when the telephone rang. 我正要上床睡觉,这时突然电话铃响了起来。6. be about 在干,忙于:What are you about? 你在干什么?初中英语语法大全:常用表示时间的介词一、at, on, in(A) at表示“在某一时刻,某一时点”。如:I get up at 6:00 every day. 我每天6点起床。注:at daybreak在黎明;at noon在中午;at night在夜间;at Ch
8、ristmas在圣诞节期间;at the age of five在五岁时。(B) on表示“在具体某一天或某天的上、下午”。如:I heard a shot on (the morning of ) March 18. 三月十八日(早晨) 我听到一声枪响。We dont have classes on Sunday. 星期天我们不上课。(C) in表示“在某世纪、年、季度、月、周”以及泛指的上、下午、晚上。如:in the 20th century在20世纪;in 1999在1999年;in winter在冬季;in September在九月;in the morning/afternoon/
9、evening 在上午/下午/晚上。二、for, during, through(A) for后接“一段时间”,表示某事持续多久,多与完成时连用。如:She has been ill for several days. 她已经病了几天了。(B) during表示“在期间”。如:I went to France for two weeks during the summer. 夏天我去了法国两个星期。(C) through表示“一直,自始至终”。如:They worked hard through the winter. 整个冬天他们都在努力工作。三、from, since(A) from表示“
10、时间的起点”,可译作“从”,多用于“fromto/till”中。如:You can come anytime from Monday to Friday. 周一至周五你什么时间来都行。(B) since表示“自从以来(直到现在)”。如:He has been away from home since 1973. 他自从1973年就离开了家乡。We have known each other since ten years ago. 我们十年前就认识了。注意:for和since都常与完成时连用,但for接时间段,since接时间点。如for two hours(持续)两小时;since last
11、 week从上周直到现在。四、before, by, till, until(A) before指“在之前”,与after相对。如:Please come before ten oclock. 请10点以前来。(B) by指“不迟于,到时为止,在以前”。如:We had learned over 1000 words by the end of last term. 到上学期末为止,我们已经学了1000多个单词了。We will have learned 2000 English words by the end of this term. 到本学期结束前,我们将学了两千英语单词了。注:by后
12、接过去时间,常与过去完成时连用;by后接将来时间,常与将来完成时连用。(C) till (until) “直到为止”。如:You must wait for him till tomorrow. 你必须一直等到他明天。注:在肯定句中,till/until必须与延续动词连用;在否定句中,till/until常与非延续性动词连用。如I didnt go to bed until 12 oclock. 直到12点我才睡。五、after, in, within(A) after表示“在之后”,是before的反义词。如:He got a cancer and died after a year. 他患了癌症,一年后去世了。The meeting will end afte英语语法初中第 6 页 共 6 页