2017仁爱英语9年级(上册)英语第一单元知识点

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1 You have just come back from you hometown.

你刚从你的城镇回来。

现在完成时：之前已经发生或完成的动作对现在造成的影响或结果。结构：

助动词have/has +动词的过去分词

I have finished that work. 我已经完成了那项工作。She has bought a new bike. 她买了一辆新自行车。

2 have/has been to...去过……。

e.g. He has been to Hubei. 他去过湖北。（人已不在湖北，表示有此经历,曾经去过那里。）

I have been to Beijing several times. 我去过北京几次。have/has gone to...已经去了，它强调主语此时不在说话地点。

e.g. She has gone to Shang-hai. 她已经去了上海。

3 so...that... 如此……以至于……，引导结果状语从句。

e.g. He ran so quickly that we couldn’t keep up with him.，他跑的太快以至于我们都赶不上。so...that...引导的从句有时可以和too...to...句型互换。e.g. He is so

young that he can’t go to school. = He is too young to go to school. 他太小了，还不能上学。

4 improve 意为“提高，(使)好转，，改善”。a.可作及物动词。improve oneself自我提高。e.g. He has improved his health. 他的健康状况得到了改善。b.可作不及物动词。e.g. His health is improving. 他的健康状况正在好转。另：improve on/upon sth.对……做出改进。e.g. He has improved on the invention.他进一步完善了他的发明。improvement n. 改进（处），增进，事物。

5 by the way 顺便问一问。e.g. By the way, do you know him? 顺便问一问，你认识他吗？

6 There goes the bell.＝That’s the bell.＝The bell is ringing.铃响了。此句是倒装语序。倒装分为局部倒装和完全倒装，主语是代词时一般用局部倒装，主语是名词时则用完全倒装。

e.g. There comes the bus. 公共汽车来了。Look! Here he comes. 看！他来了。Here you are. 给你。

8 Where have you been? 你去过哪里啦？

I have been to +地点。我去过了……

Where has she/he been? 她/他去过哪里啦？

She/He has been to +地点。我去过了。。。。。。

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1 I haven’t seen you for a long time.

我很长时间没看到你啦。

现在完成时的否定结构是haven’t/hasn’t+过去分词。

2You took part in some volunteer activities during summer holidays, didn’t you?

你在暑假参加了一些志愿者活动，是吗？

此句为反义疑问句。例如：

e.g. It’s a nice day, isn’t it?

美好的一天，不是吗？

Ann didn’t use to live there, did she?

Ann过去不常住那里，不是吗？

3 I’ve learnt a lot from it. 我从中学到了很多东西。

learn ... from... 从……中学习（到）……。

e.g. We must learn from each other.

我们必须互相学习。

He learnt a lot from his friends last summer.

去年夏季，他从他朋友那学到了很多。

4 Have you been to any other place?

你有没有去过其它地方吗？

现在完成时的疑问句？

Have you cleaned the room?

回答： Yes, I have, /No , I haven’t .

5 Though I had no time to travel, I still felt very happy.

虽然我没有时间去旅行，但是我仍然觉得很开心。

A though conj. 尽管，虽然，引导让步状语从句。注意：though不能与but连用。

e.g. Though it was late, he went on working.

尽管天晚了，但他仍在工作。

B have (no) time to do sth. 意为“有(没有)时间做……”。

e.g. I have time to see you. 我有时间去看你。

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1 more than 相当于over，意为“超过，多于”，后常跟数词。

more than/over ten men 十多个人。more ... than ... 意为“比……更……”，是比较级的一种用法。中间多接名词、多音节的形容词或副词原级。

e.g. I have more friends than you. 我的朋友比你的多。He is more careful than Jim. 他比吉姆细心。