主语从句趣味课件
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主
语从
句
主语从句
定义 语法规则 巩固练习
STEP
1 探
寻 定 义
Hello,My name is Timi. I am three months old. Chicken breast is my favorite. What I am dying to do is to go out. To fight with my sister is part of my daily life. Staying with my master is the happiest time for
× ×
B1. If she will come is not important.
要用__w_h__e_t_h_e_r_。
B2. Whether she will come is not important. √
Rules
× ×
× ×
Rule 2
2. C1.Where we will have a picnic should be discussed.√
Rule 5：常用__i_t_作形式主语，将真正的主语放于__句__末__。
用it 作形式主语的结构
(1) It is ＋ 名词 ＋ 从句 It is a fact that … It is an honor that It is a pity that
事实是… …非常荣幸 很可惜…
(2) It is ＋ 形容词 ＋ 从句 It is natural that… (should) do It is strange that…
注意：what 引导的主语从句，可根据表语决定主句动词的 单复数形式。
Rules
4. G1.That the foreign teacher will go with us is exciting.√
G2.The teacher will go with us is exciting. Rule 4：主语从句中引导词 “ _t_h_a_t_”, 无意义，不做成分，
C2.Where will we have a picnic should be discussed.
D1.How we go for a picnic should be discussed. √
D2.How do we go for a picnic should be discussed.
Rule 3
3.When and where the meeting will begin _h__a_s_ (have) not bewk.baidu.comn decided yet.
注意：多个主语从句并列时谓语用复数。 1. What he needs __is_ that book. 2. What he needs _a_r_e some books.
Let’s have a picnic!
Where?
When ?
What ?
How ?
Who ?
…
结论： 1. 主语从句多位于_句__首__。在
谓语动词的___前__面__。 2. 主语从句的引导词_____。
``
1.Where we will have a picnic should be discussed. 2.When we will set off has to be decided by our teacher. 3.What we will take is not clear. 4.How we will go for a picnic should be discussed. 5.Who will bring a kite is unknown. 6.Whether we can go depends on the weather. 7.That the foreign teacher will go with us is exciting. 8. Whoever go with us is welcome.
在主语从句中，
主语从句应使 3.E1. When we will set off 用陈__述__句__语序。 E2.When we will set off
has to be decided by our teacher.√
have to be decided by our teacher.
谓语动词一般 用_单___数。
F1.Whether we can go depends on the weather. √
F2.Whether we can go depend on the weather.
1.When the meeting will begin _h_a_s__ (have) not been decided yet . 2.When they will start and where they will go _a_r_e__(be)still unknown.
不能省略。
×
5. ①That the foreign teacher will go with us is exciting. It is exciting that the foreign teacher will go with us.
②That we should wash our hands is important. It is important that we should wash our hands.
me.
.
The Subject Clause
(主语从句)
When a sentence serves as subject, we call it Subject Clause. 当名词性从句在复合句中做主语时，我们把这个从 句叫作主语从句。
Spring is so beautiful.
Discussion
STEP
2
探 寻 规 律
Rules
判断下列句子的正误。
1. A1. Whether we can go depends on the weather. √
A2. If we can we can go depends on the weather.
Rule 1 表示“是否”时
不能用__i_f_____,
语从
句
主语从句
定义 语法规则 巩固练习
STEP
1 探
寻 定 义
Hello,My name is Timi. I am three months old. Chicken breast is my favorite. What I am dying to do is to go out. To fight with my sister is part of my daily life. Staying with my master is the happiest time for
× ×
B1. If she will come is not important.
要用__w_h__e_t_h_e_r_。
B2. Whether she will come is not important. √
Rules
× ×
× ×
Rule 2
2. C1.Where we will have a picnic should be discussed.√
Rule 5：常用__i_t_作形式主语，将真正的主语放于__句__末__。
用it 作形式主语的结构
(1) It is ＋ 名词 ＋ 从句 It is a fact that … It is an honor that It is a pity that
事实是… …非常荣幸 很可惜…
(2) It is ＋ 形容词 ＋ 从句 It is natural that… (should) do It is strange that…
注意：what 引导的主语从句，可根据表语决定主句动词的 单复数形式。
Rules
4. G1.That the foreign teacher will go with us is exciting.√
G2.The teacher will go with us is exciting. Rule 4：主语从句中引导词 “ _t_h_a_t_”, 无意义，不做成分，
C2.Where will we have a picnic should be discussed.
D1.How we go for a picnic should be discussed. √
D2.How do we go for a picnic should be discussed.
Rule 3
3.When and where the meeting will begin _h__a_s_ (have) not bewk.baidu.comn decided yet.
注意：多个主语从句并列时谓语用复数。 1. What he needs __is_ that book. 2. What he needs _a_r_e some books.
Let’s have a picnic!
Where?
When ?
What ?
How ?
Who ?
…
结论： 1. 主语从句多位于_句__首__。在
谓语动词的___前__面__。 2. 主语从句的引导词_____。
``
1.Where we will have a picnic should be discussed. 2.When we will set off has to be decided by our teacher. 3.What we will take is not clear. 4.How we will go for a picnic should be discussed. 5.Who will bring a kite is unknown. 6.Whether we can go depends on the weather. 7.That the foreign teacher will go with us is exciting. 8. Whoever go with us is welcome.
在主语从句中，
主语从句应使 3.E1. When we will set off 用陈__述__句__语序。 E2.When we will set off
has to be decided by our teacher.√
have to be decided by our teacher.
谓语动词一般 用_单___数。
F1.Whether we can go depends on the weather. √
F2.Whether we can go depend on the weather.
1.When the meeting will begin _h_a_s__ (have) not been decided yet . 2.When they will start and where they will go _a_r_e__(be)still unknown.
不能省略。
×
5. ①That the foreign teacher will go with us is exciting. It is exciting that the foreign teacher will go with us.
②That we should wash our hands is important. It is important that we should wash our hands.
me.
.
The Subject Clause
(主语从句)
When a sentence serves as subject, we call it Subject Clause. 当名词性从句在复合句中做主语时，我们把这个从 句叫作主语从句。
Spring is so beautiful.
Discussion
STEP
2
探 寻 规 律
Rules
判断下列句子的正误。
1. A1. Whether we can go depends on the weather. √
A2. If we can we can go depends on the weather.
Rule 1 表示“是否”时
不能用__i_f_____,