内容正文:
教科版(五四学制)英语六下Unit3语法讲解及习题
一般过去时(was/were, there was/were, 规则/不规则动词)
一、语法核心梳理
本单元核心语法为一般过去时,用于描述过去发生的动作、存在的状态或过去的经历。主要包括以下三个部分:
(一)be动词的过去式:was / were
用法:表示过去的状态、身份、位置或存在。
形式:
was:用于第一人称单数(I)、第三人称单数(he, she, it)。
were:用于第二人称单数(you)和所有人称复数(we, they)。
句型结构:
肯定句:主语 + was/were + 表语
例:Snowflake was a special gorilla.(雪花是一只特别的大猩猩。)
例:Artico's parents were orange with black stripes.(阿蒂科的父母是橙色带黑色条纹的。)
否定句:主语 + was/were + not + 表语(缩写为wasn't / weren't)
例:Artico wasn't like his parents.(阿蒂科不像他的父母。)
例:They weren't black. They were white.(它们不是黑色的,是白色的。)
一般疑问句:Was/Were + 主语 + 表语?
例:Was Artico's parents white? No, they weren't.(阿蒂科的父母是白色的吗?不,不是。)
(二)there be句型的过去式:there was / there were
用法:表示过去某地存在某物或某人。
形式:
there was:后接单数名词或不可数名词。
there were:后接复数名词。
句型结构:
肯定句:There was/were + 名词 + 地点/时间
例:There was a special gorilla in the zoo.(动物园里有一只特别的大猩猩。)
例:There were lots of elephants born with tusks.(有很多大象生来就有象牙。)
否定句:There wasn't/weren't + 名词 + 地点/时间
例:There wasn't another gorilla like Snowflake.(没有另一只像雪花这样的大猩猩。)
一般疑问句:Was/Were there + 名词 + 地点/时间?
例:Were there other white gorillas in the world? No, there weren't.(世界上还有其他白色的大猩猩吗?不,没有。)
(三)实义动词的一般过去时:规则与不规则变化
用法:表示过去发生的动作或行为。
规则变化:
动词类型
规则
例词
过去式
一般动词
直接加-ed
work, play
worked, played
以e结尾
直接加-d
like, live
liked, lived
重读闭音节(辅+元+辅)
双写末尾辅音字母加-ed
stop, plan
stopped, planned
以辅音字母+y结尾
变y为i加-ed
study, carry
studied, carried
不规则变化:无固定规则,需特殊记忆,本单元重点包括:
hit → hit
shake → shook
hide → hid
climb → climbed
see → saw
want → wanted
run → ran
move → moved
know → knew
have → had
reach → reached
pick → picked
give → gave
句型结构:
肯定句:主语 + 动词过去式 + 其他
例:The ground shook.(地面震动了。)
例:Liu Juan saw a panda called Hua Ao.(刘娟看到了一只叫华奥的熊猫。)
否定句:主语 + didn't + 动词原形 + 其他
例:She didn't make Hannah bread.(她没有给汉娜做面包。)
一般疑问句:Did + 主语 + 动词原形 + 其他?
例:Did you go to the zoo last year?(你去年去动物园了吗?)
二、习题
第一部分:词形转换
用括号内所给动词的适当形式(一般过去时)填空。
1. The ground _____________ (shake) violently during the earthquake.
2. Some pandas _____________ (hide) in safe places to protect themselves.
3. Liu Juan _____________ (see) a scared panda in the reserve.
4. She _____________ (run) across the shaking bridge to help it.
5. They _____________ (not be) at the zoo yesterday. They were at home.
6. ________ (be) there any white gorillas in the world before Snowflake?
7. The bridge _____________ (move) from side to side, but she didn't stop.
8. Finally, she _____________ (reach) the panda and _____________ (pick) it up.
9. The panda _____________ (give) her a big hug to show its thanks.
10. Megan _____________ (not hear) Willie at first, but then she noticed him.
第二部分:单项选择
从A、B、C、D四个选项中,选出可以填入空白处的最佳答案。
11. There _____________ a lot of amazing animals in the forest many years ago.
A. is B. was C. are D. were
12. —Where _____________ you at six o'clock last night?
—I _____________ at home.
A. was; was B. were; was C. was; were D. were; were
13. The elephant _____________ a very long nose, but it _____________ not have any tusks.
A. have; do B. has; does C. had; did D. had; do
14. There _____________ another gorilla like Snowflake in the world. It was very special.
A. wasn't B. weren't C. isn't D. aren't
15. —________ you see the amazing parrot in the podcast?
—Yes, I _____________. It was very clever.
A. Do; do B. Did; did C. Did; do D. Do; did
16. Artico's parents _____________ orange with black stripes, but he _____________ white.
A. were; was B. was; were C. are; is D. is; are
17. The panda keeper _____________ very scared, but she _____________ to help the panda.
A. is; wants B. was; wanted C. was; wants D. is; wanted
18. —________ there a pet in your family when you were a kid?
—Yes, there _____________ a small dog.
A. Was; was B. Were; were C. Was; were D. Were; was
19. They _____________ many African elephants without tusks 100 years ago.
A. see B. saw C. sees D. are seeing
20. The bridge _____________ from side to side, so it was very dangerous.
A. move B. moves C. moved D. is moving
21. —Who _____________ your best friend when you were at primary school?
—Li Hua _____________.
A. is; is B. was; was C. were; were D. was; were
22. Megan _____________ a pet parrot, and it _____________ a piece of bread out of her mouth.
A. have; take B. has; takes C. had; took D. had; take
第三部分:句型转换
按要求改写句子,每空一词。
23. Snowflake was a special gorilla.(改为否定句)
Snowflake _____________ _____________ a special gorilla.
24. There were many elephants born with tusks.(改为一般疑问句)
________ _____________ many elephants born with tusks?
25. The earthquake hit southwest China in 2008.(对划线部分提问)
________ _____________ the earthquake _____________ southwest China?
26. Artico was white. His parents were orange.(合并为一句)
Artico was white, _____________ his parents were orange.
27. They weren't at the zoo yesterday.(改为肯定句)
They _____________ at the zoo yesterday.
28. The panda gave the keeper a big hug.(改为一般疑问句并作否定回答)
—________ the panda _____________ the keeper a big hug?
—No, it _____________.
29. There wasn't another gorilla like Snowflake.(改为同义句)
There _____________ _____________ another gorilla like Snowflake.
30. Liu Juan saw a panda called Hua Ao.(对划线部分提问)
________ _____________ Liu Juan _____________?
第四部分:短文填空
阅读短文,用括号内所给动词的适当形式(一般过去时)填空,使短文通顺、完整。
Last week, I (31) _____________ (go) to the zoo with my family. I (32) _____________ (see) many amazing animals. There (33) _____________ (be) a white gorilla, just like Snowflake! It (34) _____________ (look) very calm. I also (35) _____________ (watch) a parrot show. The parrot (36) _____________ (talk) to the visitors. It was very interesting.
三、答案及解析
第一部分:词形转换
1. shook 解析:shake的不规则过去式为shook。
2. hid 解析:hide的不规则过去式为hid。
3. saw 解析:see的不规则过去式为saw。
4. ran 解析:run的不规则过去式为ran。
5. weren't 解析:主语是they,be动词用were,否定式为weren't。
6. Were 解析:gorillas是复数,用were,句首首字母大写。
7. moved 解析:move的规则过去式为moved。
8. reached; picked 解析:reach和pick都是规则动词,直接加-ed。
9. gave 解析:give的不规则过去式为gave。
10. didn't hear 解析:实义动词的否定式用didn't + 动词原形。
第二部分:单项选择
11. D 解析:many years ago是过去时间,animals是复数,用were。
12. B 解析:you用were,I用was。
13. C 解析:描述过去的状态,用had;否定句用didn't + 动词原形。
14. A 解析:another gorilla是单数,用wasn't。
15. B 解析:过去时的一般疑问句用Did...? 回答用Yes, I did.
16. A 解析:parents是复数用were,he是单数用was。
17. B 解析:描述过去的状态和动作,都用过去式。
18. A 解析:a pet是单数,用was。
19. B 解析:100 years ago是过去时间,用saw。
20. C 解析:描述过去的动作,用moved。
21. B 解析:who指代Li Hua(单数),用was。
22. C 解析:描述过去的经历,用had和took。
第三部分:句型转换
23. was not 解析:was的否定式为was not / wasn't。
24. Were there 解析:there be句型的一般疑问句将were提前。
25. When did; hit 解析:对时间提问用when,实义动词的疑问句用did + 动词原形。
26. but 解析:表示转折关系。
27. were 解析:weren't的肯定式为were。
28. Did; give; didn't 解析:实义动词的一般疑问句用Did...? 否定回答用No, it didn't.
29. was no 解析:not any = no。
30. What did; see 解析:对事物提问用what,实义动词的疑问句用did + 动词原形。
第四部分:短文填空
31. went 解析:go的不规则过去式为went。
32. saw 解析:see的不规则过去式为saw。
33. was 解析:a white gorilla是单数,用was。
34. looked 解析:look的规则过去式为looked。
35. watched 解析:watch的规则过去式为watched。
36. talked 解析:talk的规则过去式为talked。
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