人教版初三英語上冊知識點
英語知識點的學習在初中階段佔據著重要的作用,下面是由小編分享的人教版初三英語上冊知識點，希望對你有用。
***一***
1. as a result 結果
2. here and there 到處
3. in the beginning 一開始
4. in danger 處於危險中
5. cut down 砍倒
6. change sth. into sth. 把……變成……
7. prevent from 防止
8. greenhouse effect 溫室效應
9. refer to 提到
10.deal with 處理
11.take up 佔據
12.cut off 中斷
***二***
1. As we know, none of us likes pollution.眾所周知,沒有人喜歡汙染。
2. Humans have come to realize the important of protecting animals.人類逐漸意識到保護動物的重要性。
3. Trees can also stop the wind blowing the earth away.樹木也能防風固土。
4. Cutting down trees is harmful to human beings, animals and plants.砍伐樹木對人類、動植物都有害。
5. Some things we’ve done are very good for earth while some are not good.
我們所做的, 有些對地球很好,而有些不利。
6. They can also prevent the water from washing the earth away.它們也能阻止水土流失。
7. When it rains or when the wind blows, the earth is taken away.天一下雨或颳風, 土就會被沖走或颳走。
***三***
不定代詞:
1. 定義: 指的是那些不指明代替任何特定名詞或形容詞的代詞。
2. 用法: 在句中可作主語、賓語、表語、定語等。something , somebody, anything, anybody等作主語時，通常視為單數。當形容詞修飾它們時，要放在其後。
e.g. But the government has done something useful to protect the environment.
***四***
1. not only…but also… 不僅……而且……
2. be supposed to 應該
3. ought to 應該
4. turn off 關掉
5. instead of 代替
6. on time 準時
7. make sure 確保
8. push forward向前推
9. push down 向下
10.pull up 向上拉
***五***
1. For example, we should use both sides of paper and reuse plastic bags.
例如,我們應該用紙的兩面,並且重新使用塑料袋。
2. Everyone is supposed to do that.每個人都有義務那樣做.
3. First, you ought to turn off the lights when you leave a room.首先, 你離開房間時應該隨手關燈。
4. Easier said than done. 說起來容易做起來難。
5. Well, actions speak louder than words.嗯, 百說不如一做。
6. There will be a lot of hard work to do tomorrow, so make sure you go to bed early tonight.
明天有許多繁重的活要幹,今晚一定要早睡。
***六***
並列句：由兩個或兩個以上並列而又相互獨立的簡單句構成。
結構為：簡單句+並列連詞+簡單句
常用的並列連詞有：and, or, but, while, not only… but also
e.g. 1. The river is dirty and the temperature of the earth is rising.
2. They work well, but they are slow and can’t run for long.