内容正文:
六年级上册暑假自学课(北师大版三起)
Unit 2 Changes
单元知识整合
一、必会词汇
fast 快的
fly 飞;飞行
dream 梦想
true 真实的;真正的
moon 月亮
Mars 火星
dirty 脏的
road 道路
visitor 游客;访问者
city 城市
young 年轻的
famous 著名的
ill 生病的
try 尝试;努力
stay 停留;待
二、重点短语
come true 实现
in the past 在过去
give up 放弃
clean up 清理;打扫
come back 回来
at last 最终;最后
by plane 乘飞机
have fun 玩得开心
三、核心句型
1. Did the man get to see his mum at last? Yes, he did. / No, he didn’t. 那个男人最后见到他妈妈了吗?是的,见到了。/不,没见到。
2. Was it always like this before? Yes, it was. / No, it wasn’t. 它以前一直是这样的吗?是的。/不是。
3. Were there any visitors then? Yes, there were. / No, there weren’t. 那时有游客吗?有。/没有。
4. There were no planes in the past. / There weren’t any visitors. 过去没有飞机。/没有游客。
5. He didn’t give up. He tried many different ways. 他没有放弃。他尝试了很多不同的方法。
四、重难点突破
1. Did引导的一般疑问句及简略回答
一般过去时的一般疑问句用Did开头,结构为:Did + 主语 + 动词原形 + 其他?肯定回答用Yes, 主语 + did.,否定回答用No, 主语 + didn’t.。注意:Did后面的动词必须用原形。
Did the man get to see his mum at last? 那个男人最后见到他妈妈了吗?
— No, he didn’t. 不,他没有。(didn’t是did not的缩写)
注意:Did后面的动词必须用原形,不能加-ed。✘ Did you readed the story?(✘) ✔ Did you read the story?(✔)
【进阶训练】
1. —Did you read the story? —Yes, I _____.
A. do B. did C. was
2. —Did the man walk back home? —No, he _____.
A. didn’t B. did C. wasn’t
3. Did people _____ to visit Chang’e on the moon?
A. wanted B. wants C. want
解析:第1题肯定回答用did,选B。第2题否定回答用didn’t,选A。第3题Did后动词用原形want,选C。
2. Was/Were引导的一般疑问句及简略回答
be动词过去式的一般疑问句将was/were提到句首。肯定回答用Yes, 主语 + was/were.,否定回答用No, 主语 + wasn’t/weren’t.。There be句型的疑问将was/were提前:Was/Were there ...?
Was it always like this before? 它以前一直是这样的吗?
— No, it wasn’t. 不是。
Were there any visitors then? 那时有游客吗?
— No, there weren’t. 没有。
【进阶训练】
4. —Was it always like this before? —No, it _____.
A. weren’t B. wasn’t C. didn’t
5. —Were there any visitors then? —Yes, there _____.
A. were B. was C. did
6. _____ there many houses in the past?
A. Was B. Were C. Did
解析:第4题否定回答用wasn’t,选B。第5题肯定回答用were,选A。第6题There be疑问句用Were,选B。
3. There was/were的肯定与否定形式
There be句型表示「某处有某物」,过去时用There was(单数/不可数名词)或There were(复数名词)。否定形式有两种:①在was/were后加not(wasn’t/weren’t);②用no直接修饰名词(There was no.../There were no...)。
There was only one dirty, small road. 只有一条又脏又小的路。(肯定句)
There weren’t any visitors. 没有游客。(否定句,weren’t = were not)
There were no planes in the past. 过去没有飞机。(否定句,用no修饰planes)
注意:no和not any可互换:There weren’t any visitors. = There were no visitors.
【进阶训练】
7. There _____ only one dirty, small road in the past.
A. were B. was C. is
8. There _____ any visitors then.
A. weren’t B. wasn’t C. didn’t
9. There _____ no planes in the past.
A. was B. is C. were
解析:第7题one dirty road单数用was,选B。第8题否定句主语visitors复数用weren’t,选A。第9题planes复数用were,选C。
4. 不规则动词的过去式
本单元出现的重要不规则动词过去式:
take → took
make → made
come → came
go → went
write → wrote
become → became
give → gave
have → had
fly → flew
规则动词加-ed,如:walk → walked, play → played, want → wanted, try → tried, stop → stopped。
注意以-结尾动词变过去式的拼写规则:一般去掉e加-ed,如live → lived;但以辅音字母+y结尾的,厺y为i再加-ed,如try → tried;重读闭音节双写末尾辅音字母再加-ed,如stop → stopped。
【进阶训练】
10. He _____ a big kite because he wanted to fly.
A. makes B. made C. make
11. Beethoven _____ his most famous works at last.
A. write B. writes C. wrote
12. When he was about 27, he _____ ill.
A. became B. become C. becomes
解析:第10题wanted提示过去时,make的过去式为made,选B。第11题at last提示过去时,write的过去式为wrote,选C。第12题when he was about 27提示过去时,become的过去式为became,选A。
巩固练习
一、写出下列动词的过去式。
1. walk → ________ 2. take → ________
3. make → ________ 4. come → ________
5. go → ________ 6. write → ________
7. become → ________ 8. play → ________
9. try → ________ 10. stop → ________
二、用Did、Was或Were填空。
1. _____ the man get to see his mum at last?
2. _____ it always like this before?
3. _____ there any visitors then?
4. _____ you read the story about the big kite?
5. _____ there many cars in the past?
6. _____ Beethoven a great musician?
三、单项选择。
1. —Did the man get to see his mum? —No, he _____.
A. didn’t B. did C. wasn’t
2. There _____ no planes in the past.
A. was B. were C. are
3. —Were there any visitors then? —No, there _____.
A. wasn’t B. didn’t C. weren’t
4. He _____ ill and couldn’t hear at all.
A. became B. become C. becomes
5. The young people all _____ to the cities.
A. goes B. went C. go
四、根据课文内容,用所给动词的适当形式填空。
1. In the past, it was ________ (dirty) and they didn’t have much money.
2. There was only one dirty, small ________ (road).
3. Beethoven ________ (write) beautiful music.
4. He didn’t ________ (give) up. He kept trying.
5. Many young people are coming ________ (back) to the village.
五、阅读短文,判断正(T)误(F)。
Twenty years ago, our city was very different. There were no tall buildings. There was only one small shop on the street. There weren’t many cars. People walked or rode bikes to work. Now, there are many tall buildings and big shops everywhere. There are lots of cars and buses. Life is fast and busy now. But some people miss the old days. They say the streets were quieter and the air was cleaner.
( )1. There were many tall buildings twenty years ago.
( )2. There was only one small shop in the past.
( )3. There weren’t many cars twenty years ago.
( )4. People went to work by bus in the past.
( )5. Some people think the air was cleaner in the past.
参考答案
重难点突破:1. B 2. A 3. C 4. B 5. A 6. B 7. B 8. A 9. C 10. B 11. C 12. A
巩固练习参考答案
一、1. walked 2. took 3. made 4. came 5. went 6. wrote 7. became 8. played 9. tried 10. stopped
二、1. Did 2. Was 3. Were 4. Did 5. Were 6. Was
三、1. A 2. B 3. C 4. A 5. B
四、1. dirty 2. road 3. wrote 4. give 5. back
五、1. F 2. T 3. T 4. F 5. T
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