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人教版（2024）七年级英语上册
Unit 4 My Favourite Subject SectionA Grammar focus
Warming up
SECTION A
1
Watch a video.
Warming up
连词
定义
英语中,在词和词,短语和短语,句子和句子之间起连接作用的词叫连词.
and
but
because
常见连词
Grammar focus
I have art and geography today.
English is important, and my English teacher is really nice.
Biology is difficult but important.
History is my favourite subject, but my sister doesn't like it.
I like Chinese because it's fun.
He doesn't like maths because it's boring to him.
and
but
because
and “和”， 表示并列、顺承关系
but “但是”， 表示转折关系
because “因为“， 表示因果关系
Read the sentences. Find out when to use and, but and because. Then complete the statements with and, but or because.
and
“和;并且”,表示并列关系.
and
but
because
常见连词
More examples
They gets up and brush teeth.
and
连接动词短语,表示顺承关系
表示两个动作先后发生.
表示顺承关系.
A tortoise and a rabbit have a race.
and
连接名词短语,表示并列关系
Circle the conjunctions in each sentence.
My pet goat will eat almost anything, but he likes vegetables best.
My family lives in the country, and we have a lot of land.
Matthew went to the beach and learned to surf.
Mary wanted to drive to the store, but her car wouldn't start.
I did it because he told me to.
Warming up
“但是”,表示转折关系,连接意义相反或相对的词或句子.
The rabbit runs fast, but he stops to have a rest on the way.
but
连接句子,表示转折关系
The house is small but nice.
but
连接单词,表示转折关系
and
but
because
常见连词
but
History is my favorite subject, but my sister doesn’t like it.
I like Chinese because it’s fun.
I don’t like math because it’s boring.
What’s your favorite subject
Wow. You must be good at e on. You are the future of China.
注意
当and连接两个独立句子时，通常要在and前加逗号。
A
She loves reading books, and he enjoys watching movies.
当and连接三个或三个以上元素或短语时，需要在and前加上逗号。
B
I bought apples, oranges, and bananas.
and的基本用法
and的意思是“和““而且”，用来连接对等关系的词与词、短语与短语、句子与句子。
E.g. He stood up and put on his hat.
I went to the Summer Palace, and he went to the Forbidden City.
Read the plete the statements with and, but, or because.
今天我有美术课和地理课。
英语很重要，并且我的英语老师很好。
What can you find？
English is important, and my English teacher is really nice.
I have art and geography today.
and 表示“和”，“而且”，并列关系。
补充：连词and的用法
Does Lily have any brothers ______ sisters
Lily doesn't like soccer ______ badminton.
Lily doesn't like eating cakes ______ sweets because they are bad for her health.
or
or
or
否定句或疑问句中需要用把and改为or
Read the plete the statements with and, but, or because.
生物是困难的但重要。
历史是我最喜爱的学科，但我的姐姐不喜欢它。
What can you find？
History is my favorite subject, but my sister doesn’t like it.
Biology is difficult but important.
but 表示“但是”，并列且转折关系。
but的基本用法
but的意思是“但是，可是，而”，表示转折关系。
E.g. Lily likes the erhu but doesn’t like the violin.
Mary likes the violin, but Tom doesn’t.
He isn’t a teacher but a doctor.
在but连接的句子中，如果but后面某些成分与前面相同，则可以省略。
Write a short passage according to your survey. You can use the following structure to help.
My favourite school day is __________. I have _________, _________ and _________ on that day. I like ________ because it’s ________ and the teacher is ________. I also like ________ because ____________. _________ likes the same subjects as me because ________________.
because的基本用法
because的意思是“因为”，后面接句子。
E.g. She didn’t go there, because she was ill.
Because I was tired, I went to bed early.
because后面接句子!!!
Read the plete the statements with and, but, or because.
我喜欢语文因为它很有趣。
他不喜欢数学因为它是无聊的。
What can you find？
He doesn’t like math because it’s boring.
I like Chinese because it’s fun.
because 表示“因为”，解释原因。
1. We use “ ________” to give a reason.
2. We use “________” to give another idea.
3. We use “ _______” to give two different ideas.
because
and
but
Because, and, but are all conjunctions（连词）.
because
and
but
We use “__________” to give a reason.
We use “__________” to give another idea.
We use “__________” to say how two ideas are different.
1.We use “ ” to give a reason.
2.We use “ ” to give another idea.
3.We use “ ” to give two different ideas.
because
and
but
注： but, and若连接的是两个主句，
句前应该加上逗号。
Summary
一、用and， but， because， or或so填空。
1. I am busy this week， I can’t go to see you.
2. This pair of shoes is $10， that pair of shoes is $3 .
3. History is difficult we like it.
4. My mother buys a birthday cake for me it is my birthday today.
5. You are all wrong me.
6. There are two pears， an apple three oranges on my desk.
7. —Would you like to go to the party with me？
—I’d love to， I’m afraid I have no time.
8. —How do you like math？
—I think it is difficult useful.
9. Alice is happy she can go to Beijing for holiday(假期).
10. Now I don’t have enough time money to travel with you.
so
and
but
because
but
and
but
but
because
or
二、短文填空。
My name is Zhang Tingting. I’m from Xi’an. This year I become a middle school student 1._______ I enjoy my middle school life very much. My favorite subjects are Chinese 2._______English. I like English classes best 3. _______my teacher uses lots of games in teaching. Maths is useful 4._______difficult for me. I am not good at maths 5._______I study it hard. I want to say thanks to my maths teacher 6._______he often helps me with my maths. I love my teachers 7. _______classmates a lot in the new school.
because, and, but
and
and
because
but
but
because
and

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