《单元语法聚焦》Look into Science! PPT
第一部分内容：教材典句
1.A blueprint is a drawing that shows how to put a house together with many different parts.
蓝图就是展示如何将许多不同的部分组建成一栋房子的图纸。
2. From your DNA, scientists can identify not only you, but also people who are related to you.
从你的DNA中，科学家们不仅能够鉴别你，而且能鉴别与你相关的人。
3. The experiment you did sounds interesting.
你们做的那个实验听起来有趣。
4. Here are the pens which I bought yesterday.
这些是昨天我买的钢笔。
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单元语法聚焦PPT，第二部分内容：语法探究
1. 定义
以上四个句子都是包含定语从句的主从复合句。定语从句在 复合句中作_______语，修饰主句中的_______词或代词。
2. 用法
在定语从句中，被修饰的词称为先行词，定语从句通常位于先行词 ________(之前/之后)，由关系词引导。初中阶段我们要能辨认并理解由that，which, who等关系代词引导的定语从句。which 代指________，who 代指________，that 既可指________，又可指________。that或which在从句中作________语或________语；当作________语时，that或which可省略。
3. 注意：
that和which 指物时，可以互换，但在下列情况下必须使用that。
(1)先行词是all, everything, nothing, little something, anything等时。
That is all that I know.我知道的就是这些。
(2)先行词前面有________修饰时。
He was the first person that helped me.他是第一个帮助我的人。
(3)先行词前面有________修饰时。
This is one of the most interesting films that I have ever seen.
这是我所看过的最有趣的电影之一。
(4)先行词被the only, the one, the very, the same等修饰时。
(5)先行词中同时含有表示人和物的名词时。
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单元语法聚焦PPT，第三部分内容：实战演练
单项选择
( )1.The boy ________ we met last year has joined the army.
A．where B．which
C．whom D．what
( )2.Shaolin Temple _______ lies in the west of Zhengzhou welcomes the visitors both at home and abroad.
A．where B．which
C．who D．what
( )3.It's time to say goodbye to my school. I'll always remember the people ________ have helped me.
A．who B．what
C．which D．where
( )4.He was the second person ________ told me the secret.
A．who B．that
C．which D．what
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