-then
初中英语知识点
1、现在进行时
表示正在发生的事情或进行的动作,
等词连
用,
now,listen,look常与
ing.动词结构是主语 +be 动词(am, is,
are)+
It is raining now.如:
外面正在下雨
'It is six oclock now.
现在
6 点了
My parents are reading newspapers in the
sitting room.
我父母正在客厅看报纸
Look! The children are
having a running race now.
看!孩子们正在赛跑
+not.
动词后be
动词移
前,否定句在问句将 be
、一般现在时2
表示经常反复发生的事情或动作,
常与
often, usually, sometimes, always, every
day(week year ?) on Sundays 等词连用。
结构是主语 +动词原形;当主语为第三人称
单数即 he,she, it, Tom, my mother, the
boy 等词时,动词后加 s 或 es.
如: We have an English lesson every day.
我们每天都要上英语课
Do the boys run faster than the girls? Yes, they
do.
男孩比女孩跑的快吗?是的
问句借助于 do, does 否定句借助于 don't,
doesn 't ,后面动词一定要还原。3、一般过去
时
表示发生在过去的事情或存在的状态,
常与
just now; a moment ago;
? ago;
yesterday; last ( week; month; year; Monday;
weekend); this morning等词连
用。
动词的过去式。 was; were )或主语 + +be
结构是主语动词的过去式(
动词与动词过去式不可同时使用。注意: be
My earphones were on the ground just now.如:
我的耳机刚刚还在呢。
Where were you last week? I was at a camp.
你上个星期去哪了?我去野营了
What did you do yesterday? I visited a farm
你昨天去干嘛了?我去参观农场了。
,后面动词还原;否问句有 be 动词将 be 动词
移前,没有 be 动词借助于 did
后面动词还原。 didn't 动词在后面加 not ,没
有借助于定句有 be
、一般将来时4
Tuesday
表示将要打算发生的事情或动
作,
? ),this
tomorrow, 常与next week(year;
等词连用。)today?week( weekend evening;
afternoon;
+be(am, is, are) going to +结构
是主语 +will +动原或主语动原。
What are you going to do tomorrow? I am
going to have a picnic.如:
你明天要去干嘛?我要去野餐。
The childre are going to have a sports meeting
next week.
孩子们下个星期将参加运动会。
Tom will/is going to see a play with his father
this evening.
今晚将和父母去看演出。Tom
not.问句将 be 动词或 will后加动词或be
will 移前;否定句在
、情态动词5
后一定加动词原形。
t; must; mayt; should;
shouldn''can; can
t swim, but she can skate.'如: The girl can
女孩不会游泳,但是会滑冰
t talk in class, you should listen to the teacher
'
不要再课上说话,你应该认真听老师讲。
、祈使句6
加动词原形开头。don 肯定祈使句以动词原
形开头;否定祈使句以't
Open the box for me ,please.如:
请为我打开盒子。
Liu Tao! Please get up earlier tomorrow.
刘涛,明天请早点起床!
t walk on the grass!Don'
不要在草地上走!
Helen! Don 't climb the tree,please.
海伦!不要爬树。
7、 go 的用法
去干嘛用 go + 动词 ing
如 : go swimming; go fishing;
go skating;
go camping;
go running;
go skiing; go
?rowing
、比较8
than前用比较级;
as ?之as间用原级。
如: My mother is two years younger than my
father.
我妈比我爸年轻两岁。
Liu Tao jumps as far as Ben.
刘涛跳得和本一样远。
9、喜欢做某事
用 like + 动词 ing 或 like+ to +
动原。
如: Su Yang likes growing flowers.
苏阳喜欢种花。
The children like to play with lanterns at Spring
Festival.
孩子们喜欢在春节去玩花灯。
10、想要做某事
want + to +
would like
+to+
用
动原。动原或
to visitthe
HistoryMuseum.=I want tovisitthe
HistoryMuseumd like I '例:
11、 some
用于肯定句中,在否定句和问句中改为any,
但当表示委婉语气时仍用
如: Can I have some writing paper? Would
you like some orange juice?
12、代词
人称代词主格做主语用一般放在句首或动
词前,主格分别是
I you he she it we you
。they
宾格做宾语用,一般放在动词或介词后
等。, join me?如: Open them for us
宾格分别是
。 me you him her it us you them
形容词性物主代词放在名词前,不能单独使
用,分别是
my your his her its our your their
名词性物主代词相当于形物加名词,它只能
单独使用后面不好加名词,分别是
mine
yours his hers its ours yours theirs。
、介词13
介词后要么不加动词,加动词只能加动词
ing 形式
如: be good at running;
do well in jumping;
14、时间介词
季节前,月份前用介词 in
如: in summer ; in March
具体的哪一天如星期几,几月几日用介词on
如: on Saturday; on the second of April; on
Wednesday morning
在几点钟前用介词 at
如: at a quarter to four;
只在上下午晚上用 in
如: in the morning/ afternoon/ evening;
但在夜间用 at night 。
另:季节,月份和星期前不好加the.
、名词复数构成的方法15
有规则的有:
(1) 直接在名词后加 s
如 orange — oranges; photo — photos;
(2)以 x, s, sh, ch结尾的加 es
glass —glasses;waitress—如:waitresses;box
— boxes;
watch — watches;peach--peaches
(3) 以辅音字母加 y 结尾的改 y 为 i 加 es
如: study — studies ; library—libraries;
hobby— hobbies; family—families;
(4) 以 f, fe 结尾的改 f, fe 为 v+es 如: knife
— knives; thief —thieves (注 : 以 o 结尾的
我们学过的只有 mango加 es, mango —
mangoes其余加 s, )
不规则的有:
man—men; woman— women; people —
people; child — children
16、动词第三人称单数的构成
(1)直接在动词后加 s
如: run —runs; dance
— dances
(2)以 s,sh,ch,o
结尾的加 es
如: do—does;go — goes;wash —
-尺
-钟
-儒家思想
-召回率
-components
-猥亵
-snake
-rocket
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