资源简介

(共16张PPT)
Unit 5 Discovering Useful Structure
Subject Clauses 主语从句
Sing a song together
单击此处输入你的正文
初识主语从句（概念）
锻炼 使你更强大。
__________makes you stronger. (名词作主语)
伤害不了你的 使你更强大。
______________________ makes you stronger. （句子作主语）
什么是主语从句？
一个句子作主语
Task 1 主语从句长什么样子？
What doesn’t kill you makes you stronger.
结构：________（作_____） +谓语+宾语
What she did is not yet known.
结构：连词（作_____）+________+ 谓语
小结： 在从句中作______或_______的连词 叫做连接代词。
what译为_________________。
连词
“……的东西/事情”
主语
宾语
主语
主语
宾语
主语从句长什么样子？
How this could be done was a challenging question at the time. (P50)
结构：________（作_____） +______+谓语+宾语
When we can return to school has not yet been decided.
结构：连词（作_____）+________+ 谓语+宾语
小结： 在从句中作_______的连词 叫做连接副词。
how译为_______，when译为________。
连词
主语
“怎样”
“何时”
状语
主语
状语
状语
主语从句长什么样子？
Whether they will get married is not decided yet.
结构：________ +主语+谓语+宾语
That the earth is round is a fact.
结构：连词+________+ 谓语+宾语
小结： 在从句中不作成分的连词 叫做从属连词。其中that____含义，whether译为______。
连词
主语
无
是否
类别 引导词/连接词 功能说明
从属连词 that, whether 两者在从句中均不作成分，只起连接作用；
that无实义，whether表示“是否”。
连接代词 who, whoever，what, whatever，which(哪一个的)等 在从句中作主语、宾语、表语、定语等成分。
连接副词 when, where，why, how等 在从句中作时间、地点、原因、方式状语等成分。
Task 2: 主语从句怎么考？
1. _________ they will come hasn’t been made public.
2. ________ he attended the meeting or not wasn’t quite clear.
3. ________ he solved the problem successfully surprised us all.
4. However, _______ concerned him most was that farmers often had poor harvests......
5. ________ was the most important to her, she told me, was her family.
主语从句连词怎么找
依据“缺什么补什么”原则确定正确的连词。
所谓“缺什么补什么”是指从句与连词之间的关系。
如果句子中缺主语，指人用who，指物用what。
如缺宾语，指人用whom，指物用what。
如缺时间状语用when；地点状语用where。
原因状语用why；方式状语用how。
如缺定语用whose或which。
如什么都不缺用that，Whether表“是否”。
Task 2: 主语从句怎么考？
1. _________ they will come hasn’t been made public.
2. ________ he attended the meeting or not wasn’t quite clear.
3. ________ he solved the problem successfully surprised us all.
4. However, _______ concerned him most was that farmers often had poor harvests......
5. ________ was the most important to her, she told me, was her family.
That Yuan Longping had realised his dream of seawater rice is amazing.
用一个 It 来解决问题！
It is amazing that Yuan Longping had realised his dream of seawater rice.
★主语从句为了避免头重脚轻现象,用it做_______，而把从句放在句子______。
形式主语
后面
Task 3: It 作形式主语的常用句式
It + be + 名词 ＋ that从句
It is a pity that… 很遗憾… 例子：It is a pity that you can’t join us.
It is a fact that… 事实是…
It + be + 形容词 ＋ that从句
It is obvious that…… 显然...
It is important that …. 重要的是…
It + be + 过去分词 ＋ that从句
It is said that... 据说...
It is known that… 众所周知…
常用句型：
1. Whether we can go back school ______ unknown.
2. When the task can be finished and whether he can have a rest _____ unknown.
3. What he wants most is staying with his family.
What they need are masks(口罩).
单个从句做主语，大多数使用_______ (单数？复数？)
主语为and连接的两个主从时，谓动使用_____ (单数？复数？)
单数
复数
is
are
Task 4: 探寻规律——主语从句 主谓一致 问题
what引导的主语从句后，谓语的单复数取决它后面的表语或宾语。
高考真题链接(2020全国Ⅱ卷)上周末，你和你的同学参加了一次采摘活动。请你为班级英语角写一篇短文，介绍这次活动，内容包括：1.农场情况；2.采摘过程…翻译:让我印象最深刻的是农场里各种各样的动物、绿色的蔬菜和果树.What impressed me most_____(be)all kinds of animals, green vegetables and fruit treeson the farm.Summary
_______impresses me most _____(be) that Yuan Longing has succeeded in helping to feed so many people. _____ is important _____he never gave up, despite many difficulties. ________he succeeded in realising his dream is what makes him great.
What
is
It
that
That
Homework
《课时练》P123 基础巩固

展开更多......

收起↑