小学1-6年级英语知识点大全!
1.现在进行时
表示正在发生的事情或进行的动作,常与now,listen,look等词连用,结构是主语+be动词(am, is, are)+动词ing.如:
It is raining now.外面正在下雨。
It is six o'clock 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!
问句将be动词移前,否定句在be动词后+not.
2.一般现在时
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。
结构是主语+be动词的过去式(was; were)或主语+动词的过去式。注意:be动词与动词过去式不可同时使用。如:
My earphones were on the ground just now.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。
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;否定句有be动词在后面加not,没有借助于didn't后面动词还原。
4.一般将来时
表示将要打算发生的事情或动作,常与tomorrow, next week(year; Tuesday…), this week( weekend ;evening; afternoon;…)today等词连用。结构是主语+be(am, is, are) going to + 动原或主语+will +动原。如:
What are you going to do tomorrow? I am going to have a picnic.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.Tom今晚将和父母去看演出。
问句将be动词或will移前;否定句在be动词或will后加not.
5.情态动词
can; can't; should;shouldn't; must;may后一定加动词原形。如:
The girl can't swim, but he can skate.女孩不会游泳,但是会滑冰。
Don't talk in class, you should listen to the teacher carefully.
不要再课上说话,你应该认真听老师讲。
6.祈使句
肯定祈使句以动词原形开头;否定祈使句以don’t加动词原形开头。如:
Open the box for me ,please.请为我打开盒子。
Liu Tao! Please get up earlier tomorrow.刘涛,明天请早点起床!
Don't walk on the grass!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…
8.比较
than 前用比较级;as…as之间用原级。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
用 would like +to+动原或want + to +动原。例:
I’d like to visit the History Museum.=I want to visit the History Museum.
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。如:Open them for me,Let us …, join me等。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。
13.介词
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.
15.名词复数构成的方法
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。如:
box—boxes; glass—glasses; waitress—waitresses; 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—washes;catch—catches
(3)以辅音字母加y结尾的改y为i加es,如: study—studies; carry—carries;
17.现在分词的构成
(1)直接在动词后加ing,如: sing—singing; ski—skiing;
(2)双写词尾加ing,如:
swim—swimming; jog—jogging;run—running;
(3)以不发音的e结尾的去e加ing,如: ride—riding; dance—dancing; make—making;