内容正文:
课题
Unit5 working the land
Discovering useful structures
主备课人
刘燕
辅备教师
课型
语法课
课时安排
2
备课日期
学情分析
Most of our students are poor in English , and they can’t use English to express themselves. what’s worse, they are not interested in English and seldom learn it in a positive way.
教学目标
1.Knowledge Objects: analyse the forms and features of subject clauses
2.Ability Objective: Students can use subject clauses to express their ideas.
3.Emotional Objectives: appreciate and use subject clause in reading and writing. Students can foster the interest and desire of learning English grammar.
教学重点
Help students identify the usage of subject clauses
教学难点
How to use subject clauses in real situation
板书设计
课
后
反
思
备课组长审阅
年 月 日
年级工作处
查阅
年 月 日
教学流程设计
个性化设计
Step I lead in
1.Circle the subject in each sentence. We can see from these sentences that a sentence serves as subject, so we call it Subject Clause.
Who will take part in the meeting has not been decided.
How he became a great scientist is known to us all.
What she said is true.
That he is still alive is a good news to us.
Where she is from is unknown.
stepII master the usage of Subject Clauses.
1. 引导主语从句的关联词
1.Find the words that link Subject Clauses.
That he is still alive is a good news to us.
Whether they would support us was a problem.
Who will take part in the meeting has not been decided.
What she said is true.
Where she is from is unknown.
When they will start is not known yet.
How he became a great scientist is known to us all.
Why he was late is not important now.
二.it作形式主语的主语从句
1.在主语从句中如果主语太长, 宾语或表语又太短, 为了避免头重脚轻, 保持句子平衡, 通常会采用it作形式主语, 真正的主语从句放在后面。
That he will pass the exam is certain.
=It is certain that he will pass the exam.
Whether he will pass the exam is uncertain.
=it is uncertain whether he will pass the exam.
2.常见的使用it作形式主语的结构:
(1) It+ be+ 形容词 +that 从句.常用于该句型的形容词有clear,obvious,true,natural,possible,likely,certain,fortunate,strange,necessary,important 等。
eg:It was clear that the girl told a lie. 很明显,那个女孩说谎了。
(2)It+ be+ 名词(词组)+that 从句。常用于该句型的名词(词组)有a pity,a shame,good news,a fact,an honour,a wonder,no wonder 等。
It is a pity that your parents didn’t permit you to go with us.
你父母不允许你和我们一起去,真遗憾。
It is no wonder that you’ve attained such great success.
难怪你取得了这么大的成功。
(3)It + be +过去分词+从句
It is said that... 据说 ……
It is known to all that... 众所周知……
It is reported that... 据报道……
It is believed that... 据信……;人们相信……
It is suggested that... 有人建议……
It must be pointed out that... 必须指出……
It has been proved that... 已证明…….
(4)It + 不及物动词(短语)+ that 从句 .
常用于该句型的不及物动词(短语)有seem(看上去),turn out(证明是),happen(碰巧),appear(显得)等。
It seems that the strike was carefully planned. 看起来,这次罢工是精心策划的。
It appears that there has been a mistake. 看来有一个差错。
三、主语从句的语序问题
Find the words order of Subject Clauses主语从句语序
Whether they would support us was a problem.
Who will take part in the meeting has not been decided.
What she said is true.
Where she is from is unknown.
When they will start is not known yet.
How he became a great scientist is known to us all.
Why he was late is not important now.
主语从句和其他名词性从句一样必须使用陈述语序, 尤其是当主语从句是疑问词引导的时候, 主语从句的语序仍须使用陈述语序。
四.主谓一致
1.从句作主语时,主句的谓语一般用单数形式.
2.what 引导的从句做主语时,谓语的单复数取决它的表语。
(1)What I want is the book. (2)What I want are some books.
3.如果由and连接两个或两个以上的主语从句作主语时,谓语动词用复数;由两个或多个连接词引导一个主语从句时,谓语动词用单数。
When they will start and where they will go have not been decided yet.
他们将在什么时候动身以及要去哪里还没定下来。
When and where they will hold the meeting is not clear.
他们何时何地召开会议还不清楚。
stepIII practice
2单句语法填空
(1).It is often the case _______ anything is possible for those who hang on to hope.
(2).Your support is important to our work. _______ you can do helps.
(3)._______ Li Bai, a great Chinese poet, was born is known to the public, but some won't accept it.
(4)._______ we understand things has a lot to do with what we feel.
(5).Exactly _______ the potato was introduced into Europe is uncertain, but it was probably around 1565.
(6)._______ the delayed flight will take off depends much on the weather.
(7)I think _______ impresses me about his painting is the colours he uses
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