對於學習英語的人來說，語法一直都是最難的。但是我們在小學期間接觸的語法知識比較少，而且都十分簡單易學。下面是本站小編為大家整理的國小英語基礎語法知識歸納，希望對大家有用!
英語句子按交際功能的'分類
1. 陳述句(declarative sentence)
用來陳述一項事實或說話人的看法。例如：
We looked upon our youth as the future of our mother-land. I haven’t finished my work yet.
There are various kinds of jobs in the world.
2. 疑問句 (interrogative sentence)
疑問句提出問題，啟發讀者思考，文章中正確使用疑問句可以加深讀者對主題的理解。疑問句可以分為一般疑問句、特殊疑問句、選擇疑問句和反義疑問句。
一般疑問句 (general questions)
Can you finish the work in time?
Have you concluded the business?
特殊疑問句(wh-Questions)
Where do you work?
Which point of views is most valid?
選擇疑問句(alternative questions)
Do you want coffee or tea?
反義疑問句(tag-questions)
He doesn’t know her, does he?
3. 祈使句(imperative sentence)
用來表達命令、請求或建議。例如：
Don’t be late next time!
Let’s not talk about it any more.
John take these books to the reading-room!
4. 感嘆句(exclamatory sentence)
用來表示強烈的情感。例如：
What a long time we have been waiting!
How hard they are working now!
The patient went out without the doctor’s permission!
國小英語重點語法一、過去完成時
1 、過去完成時是一個相對時態，表示過去的過去，只有在兩個過去發生的動作相比較時才可顯示出來。
e.g. As soon as we got to the station, the train had left.
注：主從句表達的動作緊接時，即兩動作發生的時間沒有明顯時間上的懸殊或空檔時，主從句都可用一般過去時。
e.g. Where did your brother study before he joined the army? 2 、過去完成時可表示截止過去某一時間動作的總或動作的結束。
e.g. By the end of last month. We had reviewed four books
By eight o`clock, he had finished his homework.
與這個時態連用的時間狀語常有：
by 1985, by eight o`clock, by then, by the end of last month, by the time when, when, as soon as, before 等連詞引導的時間狀語從句，表示主句動作結束的時間。
二、現在進行時主要用於：
1 、表示現在或現階段正在進行的動作。
e.g. Listen, someone is crying.
What are you doing these days?
2 、代替一般現在時，表示經常性動作或狀態，而含有某種感情色彩。 e.g. How are you feeling today?
你今天感覺怎樣?(顯得親切)
He is doing well in his lessons.
他的功課很好。(讚揚)
You are always boasting.
你老愛吹牛。(厭煩)
3 、動詞 go, come, leave, arrive 等表將要發生的動作時。
e.g. They are leaving for Shanghai.
與這種時態連用的時間狀語常有：
now, these days, recently, this week 等。
國小英語基礎語法一般現在時的用法
1) 經常性或習慣性的動作，常與表示頻腮度的時間狀語連用。
時間狀語： every„, sometimes, at„, on Sunday
I leave home for school at 7 every morning.
2) 客觀真理，客觀存在，科學事實。
The earth moves around the sun.
Shanghai lies in the east of China.
3) 表示格言或警句中。
Pride goes before a fall. 驕者必敗。
注意：此用法如果出現在賓語從句中，即使主句是過去時，從句謂語也要用一般現在時。 例：Columbus proved that the earth is round..
4) 現在時刻的狀態、能力、性格、個性。
I don't want so much.
Ann Wang writes good English but does not speak well.
比較：Now I put the sugar in the cup.
I am doing my homework now.
第一句用一般現在時，用於操作演示或指導說明的示範性動作，表示言行的瞬間動作。再如：Now watch me, I switch on the current and stand back.
