Learning about Language板书设计及意图

开平一中

“五环联通”：导入导学、自学深思、交流互学、展示点评、练后梳理。

Book 2 Unit 3 Learning about language:

The Present Perfect Passive Voice 现在完成时的被动语态

Step 1

Self-study & Cooperative learning 自学深思、交流互学

请写出以下单词的过去式和过去分词:

select

sink

apply

arise

protect

die

hunt

employ

destroy

select—selected –selected

sink—sank – sunk

apply—applied –applied

arise– arose—arisen

protect—protected –protected

die—died-- died

hunt—hunted—hunted

employ—employed --employed

bite—bit--bitten

destroy—destroyed--destroyed Step 2

Grammer Learning语法知识学习

现在完成时的被动语态构成: have/has(not) been + done 现在完成时强调的是与现在的关系，用来说明对现在的影响，或者表示一个从过去持续到现在的动作。

任务尚未完成。

The task has not been finished yet. 他们已经被派往国外学英语了吗? Have they been sent abroad to study Eng-lish? 这所学校已经建造了多少座大楼? How many buildings have been built in this school? 现在完成时常用于：already, ever, never, hardly,seldom , yet, not...yet, this month, this year, recently, these few days, since.., for …作状语的句子。

Step 3

Practice 练习

1. First as a PC and then as a laptop, I _______________ (use) in offices and homes since the 1970s.

2. Over time my memory ______________ (develop) so much that, like an elephant, I never forget anything I __________________(told).

1

开平一中

“五环联通”：导入导学、自学深思、交流互学、展示点评、练后梳理。

3. Since the 1970s many new applications __________________ (find) for me. 4. I ____________________(put) into space rockets and sent to explore the

Moon and Mars.

5.

---- How long _________________（employ）

at this job? ---- Since 1990. Step 4

Show time 展示点评

2