小學英語必備的基礎知識
英語是小學階段的重要科目，雖然接觸的英語內(nèi)容都是十分基礎的知識，但也要將每個知識掌握好。下面是百分網(wǎng)小編為大家整理的.小學英語基礎知識歸納，希望對大家有用!
小學英語基礎知識
虛擬現(xiàn)在(Subjunctive Present):
虛擬現(xiàn)在的句子，在任何時候都要用動詞的原形(root form)，就算是第三人稱(he,she, it)也是如此。如：
1.1 現(xiàn)在時態(tài)(Simple Present): (右邊為虛擬語氣)
I work ---- I work
you work ---- you work
he works ---- he work (注意到了嗎，是 work，不是 works)
she works ---- she work (不是 she works 喔)
it works ---- it work (同樣不是 it works 喔)
we work ---- we work
they work ---- they work
1.2 現(xiàn)在進行時態(tài)(Present Continuous):(右邊為虛擬語氣)
I am working ---- I be working (注意用的是 be，怪怪的!)
you are working ---- you be working
he is working ---- he be working
she is working ---- she be working
it is working ---- it be working
we are working ---- we be working
they are woring ---- they be working
1.3 現(xiàn)在完成時態(tài)(Present Perfect):(右邊為虛擬語氣)
I have worked ---- I have worked
you have worked ---- you have worked
he has worked ----- he have worked (用的還是have喔)
she has worked ---- she have worked
it has worked ---- it have worked
we have worked ---- we have worked
they have worked ---- they have worked
1.4 現(xiàn)在完成進行時態(tài)(Present Perfect Continuous):(右邊為虛擬語氣) I have been working ---- I have been working
you have been working ---- you have been working
he has been working ---- he have been working (是 he have, 不是 he has ) she has been working ---- she have been working
it has been working --- it have been working
we have been working ---- we have been working
they have been working ---- they have been working
小學英語知識要點
1.表示地點位置的介詞
(1)at ,in, on, to
at 表示在小地方; 表示“在……附近，旁邊”
in 表示 在大地方; 表示“在…范圍之內(nèi)”。
on 表示毗鄰，接壤，“在……上面”。
to 表示在……范圍外，不強調(diào)是否接壤;或“到……”
(2)above, over, on 在……上
above 指在……上方; over指垂直的上方,與under相對,但over與物體有一定的空間，不直接接觸; on表示某物體上面并與之接觸。
The bird is flying above my head.
He put his watch on the desk.
(3)below, under 在……下面; under表示在…正下方;below表示在……下，不一定在正下方
There is a cat under the table. Please write your name below the line(橫線).
(4)in front of, in the front of在……前面
in front of…意思是“在……前面”，指甲物在乙物之前，兩者互不包括; There are some flowers in front of the house.(房子前面有些花卉。)
in the front of 意思是“在…..的前部”，即甲物在乙物的內(nèi)部. There is a blackboard in the front of our classroom.
(5)beside，behind
beside 表示在……旁邊
behind 表示在……后面
小學英語知識
介詞at，in與on在時間方面的用法
at表示時間的一點;in表示一個時期;on表示特殊日子。如：
He goes to school at seven o’clock in the morning. 他早晨七點上學。 Can you finish the work in two days. 你能在兩天內(nèi)完成這個工作嗎? Linda was born on the second of May. 琳達五月二日出生。
1、at后常接幾點幾分，天明，中午，日出，日落，開始等。如：
at five o’clock (五點)，at down (黎明)，at daybreak (天亮)，at sunrise (日出)，at noon (中午)，at sunset (日落)，at midnight (半夜)，at the beginning of the month (月初)， at that time (那時)，at that moment (那會兒)，at this time of day (在一天的這個時候)。
2、 in后常接年，月，日期，上午，下午，晚上，白天，季節(jié)，世紀等。如： in 2006(2006年)，in May，2004 (2004年五月)，in the morning (早晨/上午)，in the afternoon (下午)，in the evening (晚上)，in the night (夜晚)，in the daytime (白天)，in the 21st century (21世紀)，in three days (weeks/month)三天(周/個月)，in a week (一周)，in spring (春季)。
3、on后常接某日，星期幾，某日或某周日的朝夕，節(jié)日等。如：
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