初二上册英语归纳总结1
I 名词复数的规则变化
1. 一般在名词词尾加-s。如:
pear---pears hamburger---hamburgers desk---desks tree---trees
2. 以字母-s, -sh, -ch, -x结尾的名词,词尾加-es。如:
class---classes dish---dishes watch---watches box---boxes
3. 以字母-o结尾的某些名词,词尾加-es。如:
potato---potatoes tomato---tomatoes Negro---Negroes hero---heroes
4. 以辅音字母加-y结尾的名词,将-y变为-i,再加-es。如:
family---families dictionary---dictionaries city---cities country---countries
5.以字母-f或-fe结尾的名词,将-f或-fe变为-v,再加-es。如:
half---halves leaf---leaves
thief---thieves knife---knives
self---selves wife---wives
life---lives wolf---wolves
shelf---shelves loaf---loaves
注意:
scarf---scarves(fes) roof---roofs
serf---serfs gulf---gulfs
chief---chiefs proof---proofs
belief---beliefs
II 名词复数的不规则变化
1.将-oo改为--ee。如:
foot---feet tooth---teeth
2.将-man改为-men。如:
man---men woman---women
policeman---policemen postman---postmen
3.添加词尾。如:
child---children
4.单复数同形。如:
sheep---sheep deer---deer
fish---fish people---people
5.表示“某国人”的单、复数变化。即“中日瑞不变英法变,其它国把-s加后面”。如:
Chinese---Chinese Japanese---Japanese Swiss---Swiss
Englishman---Englishmen Frenchman---Frenchmen
American---Americans Australian---Australians
Canadian---Canadians Korean---Koreans
Russian---Russians Indian---Indians
6.其它。如:
mouse---mice
apple tree---apple trees
man teacher---men teachers
初二上册英语归纳总结2
肯定句变否定句及疑问句要变化的一些词
1.some变为any。如:
There are some birds in the tree. →There aren't any birds in the tree.
但是,若在表示请邀请、请求的句子中,some可以不变。如:
Would you like some orange juice?
与此相关的一些不定代词如something, somebody等也要进行相应变化。
2.and变为or。如:
I have a knife and a ruler.
→I don't have a knife or a ruler.
3.a lot of (=lots of)变为many或much。如:
They have a lot of friends.(可数名词)
→They don't have many friends.
There is lots of orange in the bottle.(不可数名词)
→There isn't much orange in the bottle.
4.already变为yet。如:
I have been there already.
→I haven't been there yet.
初二上册英语归纳总结3
频度副词的使用
1.常见的频度副词有以下这些:
always(总是,一直)
usually(通常)
often(常常,经常)
sometimes(有时候)
never(从不)
2.频度副词的位置:
a.放在连系动词、助动词或情态动词后面。如:
David is often arrives late for school.
大卫上学经常迟到。
b.放在行为动词前。如:
We usually go to school at 7:10 every day.
我们每天经常在7:10去上学。
c.有些频度副词可放在句首或句尾,用来表示强调。如:
Sometimes I walk home, sometime I rides a bike.
有时我步行回家,有时我骑自行车。
3.never放在句首时,主语、谓语动词要倒装。如:
Never have I been there.
相关文章
西藏高考各个大学录取分数线排名表和最低位次2024-06-13 17:51:39
内蒙古高考各个大学录取分数线排名表和最低位次2024-06-13 17:50:37
青海高考各个大学录取分数线排名表和最低位次2024-06-13 17:49:36
新疆高考各个大学录取分数线排名表和最低位次2024-06-13 17:48:39
云南高考各个大学录取分数线排名表和最低位次2024-06-13 17:47:34
山西高考各个大学录取分数线排名表和最低位次2024-06-13 17:46:23
宁夏高考各个大学录取分数线排名表和最低位次2024-06-13 17:45:24
陕西高考各个大学录取分数线排名表和最低位次2024-06-13 17:44:26
高中叙事作文700字五篇2023-08-17 18:02:01
小学数学教学个人反思最新五篇2023-08-07 22:27:30
端午节包粽子优秀作文500字初三六篇2023-08-12 23:38:30
中考英语热点焦点话题作文练习五篇2023-08-06 16:08:20
写好英语作文的技巧有哪些2023-08-09 21:46:06
中考英语易混词复习有哪些2023-08-15 05:37:44
达州中考录取率多少,各高中录取分数线统计2023-08-05 23:03:19
广安中考录取率多少,各高中录取分数线统计2023-08-07 10:01:37
宜宾中考录取率多少,各高中录取分数线统计2023-08-18 05:38:08