内容正文:
Unit 4 My Favourite Subject 核心语法专练
语法点:并列连词 and / but / because
一、核心语法讲解
并列连词 and, but, because
and 和;而且。连接语义同向、并列、顺承的单词或句子,表并列、递进。
例:I have Chinese and music. 我有语文和音乐课。
but 但是。连接语义转折、对比的两部分,前后意思相反或反差。
例:The lesson is hard but fun. 这节课很难但是很有趣。
because 因为。引导原因,专门回答Why提问,后面接完整句子。
易错:because 和 so 绝对不能同时用在同一个句子当中。
✅I like it because it’s interesting.
核心句型参考
并列:Subject A and Subject B …
转折:… is + 形容词 but + 形容词
问答:—Why do you like…? —Because …
二、语法专练
Ⅰ. 单项选择
( )1. I like art ______ I enjoy drawing pictures.
A. and B. but C. because
( )2. We have maths ______ geography on Tuesday morning.
A. and B. but C. because
( )3. PE is tiring ______ it makes us strong.
A. and B. but C. because
( )4. —Why do you like history?
—______ I can learn stories of old times.
A. And B. But C. Because
( )5. I want to learn IT, ______ it is too difficult for me.
A. and B. but C. because
( )6. She likes Chinese ______ her teacher is very kind.
A. and B. but C. because
( )7. He loves reading, ______ he doesn’t like history books.
A. and B. but C. because
( )8. We have music ______ PE this afternoon.
A. and B. but C. because
( )9. ______ geography is useful, I like it.
A. Because B. But C. So
( )10. Maths is useful, ______ many students think it is boring.
A. and B. but C. because
( )11. He reads lots of books, ______ he knows many new things.
A. and B. but C. because
( )12. —Why doesn’t Tom like biology?
—______ there are many new words to remember.
A. And B. But C. Because
Ⅱ. 方框选词填空(and /but/because,每词可重复)
1. I like English ________ it opens a new world to me.
2. He has PE ________ music on Wednesday.
3. Geography is interesting ________ it is a little hard.
4. I don’t like maths ________ there are too many exercises.
5. This subject is useful, ________ I feel bored in class sometimes.
6. She loves art, ________ she draws every weekend.
7. We study Chinese ________ we learn about our culture.
8. IT is fun, ________ some lessons are not easy.
9. He learns science well ________ he wants to be a scientist.
10. The class is short ________ very meaningful.
Ⅲ. 句子合并改写(每空一词)
1. I like history. It tells us many old stories.(用 because 合并)
I like history ________ ________ tells us many old stories.
2. Maths is difficult. Maths is very useful.(用 but 合并)
Maths is difficult ________ ________ very useful.
3. We have Chinese. We have art on Monday.(用 and 合并)
We have Chinese ________ ________ on Monday.
4. She likes geography because she loves travelling.(对划线部分提问)
________ ________ she like geography?
5. Biology is fun. I like biology very much.(用 because 合并)
I like biology very much ________ ________ is fun.
6. Because it is easy, I like art.(改为同义句,because 置于主句之后)
I like art ________ ________ ________ easy.
7. They have music and IT on Friday.(对划线部分提问)
________ subjects ________ they ________ on Friday?
8. My favourite subject is Chinese because my teacher is great.(对划线部分提问)
________ ________ your favourite subject Chinese?
Ⅳ. 完成句子翻译
1. 我喜欢美术,因为它很有趣。
2. 历史很难但是很有意思。
3. 我周四有语文和生物课。
4. 他喜欢体育,但是他不喜欢跑步。
5. 因为地理很有意思,所以我喜欢它。
参考答案
Ⅰ. 单项选择
1-6:C A B C B C
7-12:B A A B A C
Ⅱ. 方框选词填空
1. because
2. and
3. but
4. because
5. but
6. and
7. and
8. but
9. because
10. but
Ⅲ. 句子合并改写
1. because it
2. but it’s
3. and art
4. Why does
5. because it
6. because it is
7. What; do; have
8. Why is
Ⅳ. 翻译
1. I like art because it is fun / interesting.
2. History is difficult but interesting.
3. I have Chinese and biology on Thursday.
4. He likes PE but he doesn’t like running.
5. I like geography because it is interesting.
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