仁爱八年级英语下册知识点归纳三.docx

仁爱八年级英语下册知识点归纳(三)
重点语法
(一) 结果状语从句
1) „ , so „ “因此”, 常与because 引导的原因状语从句转换. 如:
We don’t have much money, so we should go fund raising.
= Because we don’t have much money, we should go fund raising.
Helen is worried about her trip cost, so she is sad.海伦担心她的旅行费用，因此她很难过。 = Helen is sad because she is about her trip cost. 海伦很难过是因为她担心旅行的费用。
2) „ so „ that „ “如此„ 以致于„”, 如结果表否定时,常与too + adj./ adv. +to do sth.句型转换.
a) 主语 + be + so + adj. + that + 句子
e.g: I was so tired that I couldn’t go on any longer. = I was too tired to go on any longer. The cost is so expensive that we should raise money.
b) 主语 + 实义动词+ so + adv. + that + 句子
e.g: He plays basketball so well that we all like to play with him. 他球打得如此好，以致于我们都喜欢他。
He got up so late that he couldn’t catch the bus. 他起床如此迟，以致他赶不上车。 = He got up too late to catch the bus. 他起床起得太迟了而不能赶上车。
3) „ so that „ 结果
e.g.: Jane often makes noise so that I can not fall asleep.
珍妮经常吵闹，结果我无法入睡。
(二) 动词不定式
1) 作表语, 常用在系动词之后.
Your group’s task is to find out the cost to go by train.
你小组的任务是去弄清搭火车的费用。
She seems to be happy. 她似乎很快乐。
2) 作主语, 常用it(形式主语)代替, 不定式放在后面做真正主语.
It is hard to say. 很难说。
It is important to learn English well. 学好英语非常重要。
4) 作宾语, 常用在want; like; hope; begin; try; forget; learn; plan; decide; need 等及物动词后,构成动宾结构。
I want to buy some books. 我想去买一些书。
She likes to join the English Club. 她喜欢加入英语俱乐部。
We hope to be teachers. 我们希望成为教师。
Don’t forget to call me. 别忘了打电话给我。
5) 作宾补,
6) 作定语，常用在被修饰的名词/代词之后。
I have some exciting news to tell you. 我有一些令人激动的消息告诉你。
I want something to drink. 我想要些喝的东西。

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