2018版高中英语人教版必修二学案：Unit 3 Learning about Language

Learning about Language

Ⅰ．重点单词

1．technology n．工艺；科技；技术

2．intelligent adj．智能的；聪明的

3．explore v t．& v i．探索；探测；探究

4．download v t．下载

5．virus n．病毒

Ⅱ．核心短语

1．make use of利用

2．come true成为现实

3．as a result结果

4．give away泄露；赠送

Ⅲ．经典句式

1．By the time I was sixteen，my dream had come true．

到我十六岁的时候，我的梦想实现了。

2．The company has given its computers away to a local school．

该公司向当地一所学校捐赠了电脑。

1．As time went by I did research into how to make my radio．(教材P20)随着时间的推移，我研究如何制作我的收音机。

(1)在本句中，As time went by为as引导的时间状语从句，as引导时间状语从句时，意为“随

着……，当……时”，强调主从句的谓语动作同时发生。

①As she grew older she gained in confidence．

随着年龄的增长，她的信心增强了。

②I saw him walking up to the street just as I was getting on a bus．

我正要上一辆公共汽车时，看到他向街上走去。

(2)as意为“随着”时，意思同with，但with为介词，后面不能跟从句。

③As time goes by，we all will become older．

④With time going by，we all will become older．

随着时间的流逝，我们都会变老。

2．The company has given its computers away to a local school．(教材P21) 这家公司已经把它的电脑捐赠给了当地的一所学校。

他们觉得自己正在泄露公司的秘密。

②The mayor gave away the prizes at the school sports day ．

市长在学校运动会那天颁发了奖项。

③这是一种特别的花，晚上它会发出芬芳的香味。

④The gas gave out on our way to the beach yesterday ．

昨天在我们去海滩的路上油用完了。

现在完成时的被动语态

1．Over time I have been changed quite a lot ．

2．First as a PC(personal computer)and then as a laptop ，

I have been used in offices and homes since the 1970s ．

3．Over time my memory has developed so much that ，like an elephant ，I never forget anything I have been told!

4．Since the 1970s many new applications have been found for me ．

5．I have also been put into robots and used to make mobile phones as well as help with medical operations ．

一、现在完成时的被动语态的常用句式