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Unit 7 知识点总结
初一(七年级)英语知识点总结
《Unit 7 知识点总结》详情
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7年级英语上册知识点
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Unit 7 I 'm more outgoing than my sister. 知识点总结
知识要点一:反意疑问句
教材原文That's Tara,isn't it?那是塔拉,对吗?
本句是反意疑问句。反意疑问句是在陈述句之后附上一个简短的问句,对陈述句所述的事实提出相反的疑问。遵循“前肯后否,前否后肯”的原则。若前面是肯定式,后面用否定式;若前面是否定式,后面则用肯定式。前后要在人称、数及时态上保持一致。如:
He is a student,isn't he?他是一名学生,不是吗?
You can't swim,can you?你不会游泳,是吗?
例---Steven had nothing for breakfast this morning,________?
---No. Because he had a fever.
A.hadn't he B.had he 18:21 C.didn't he D.did he
【答案】 D
【解析】本题考查反意疑问句。句意:---Steven今天早上没吃早饭,是吗?是的。因为他发烧了。反意疑问句的规则是:前肯定,后否定;前否定,后肯定。根据nothing表示否定意义可知,简短的问句用肯定形式,根据had可知,时态为一般过去时,用助动词did,故选D。
知识要点二:as...as句型
教材原文Does Tara work as hard as Tina?塔拉像蒂娜一样努力工作吗?
as...as...意为“像….一样…...”,用于同级之间的比较,其主要用法如下:
(1)“as+形容词/副词的原级+as...”表示两者在某一方面相同或相等。如:
Mary works as carefully as Linda.
玛丽工作和琳达同样细心。
Spring isn't as/so cold as winter.
春天不像冬天那么冷。
(3)“as much+不可数名词+as...”与“as many+可数名词复数+as...”可用于表示(数)量相同。如:
She doesn't earn as much money as me. 她挣钱比我少。
There are as many students in our school as in their school.
我们学校的学生人数和他们学校的一样多。
(4)“as+形容词+a/an+单数可数名词+as...”意为“像......一样的一位/一个......”。如:
She is as good a teacher as her mother.
她是一位和她母亲一样的好老师。
(5)“倍数/分数+as+形容词/副词的原级+as...”可用于表示前后两者之间的数量关系。如:
This route is half as long as that one.
这条路线是那条的一半长。
例(2019湖南岳阳中考)Tina is as_______as her sister,Tara.
A.outgoing B.more outgoing C.the most outgoing
【答案】A
【解析】本题考查形容词比较等级的用法。句意:蒂娜和她妹妹塔拉一样外向。表示“和……一样”,用“as+形容词/副词原级+as”,因此答案为A。
知识要点三:as long as的用法
教材原文But I think friends are like books-you don't need a lot of them as long as they're good. 但是我认为朋友就像书一样.只要他们很好,你并不需要很多。
句中的as long as是连词,引导条件状语从句。当主句是一般将来时或祈使句时,从句常用一般现在时表示将来。如:
As long as there is life,there is hope.
留得青山在,不怕没柴烧。
As long as we study hard,we will pass the English test.
只要我们努力学习,我们会通过英语测试的。
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