Learning about Language优质教案设计

Unit3 computers

Period 3 Learning about language Teaching goals

1. Enable the students to use the important words and expressions in the unit.

2. Train students’ thinking ability and enable them to learn how to use the present perfect passive voice. Teaching important/ difficult points

1.

Get the students to review the important words and expressions in the unit. 2.

Train students’ thinking ability by discussing with partners to find the usages of these words and expressions. Teaching methods: [来源.Com]

1. Task-based learning

2. Group work

Teaching aids

A projector and a computer

Teaching procedures:

Step1: Warming up Greet the students. Step2: review the important words and expressions. (1)

Important words

1．__________(adv.) 无论如何;即使如此

2. __________ (vi.& vt.) 发信号(n.) 信号

3. _________(n.)金融；财经

_________(adj.)财政的；金融的；资金的

4．__________(vt.)解决；解答

__________(n.)解决方法；处理手段

5. __________ (n.)现实... (2)

Important expressions.

1．________________在某种程度上

2．________________处理，安排；对付

3．________________看守，监视

4．________________在……的帮助下

5．________________组成；弥补；编造

(3)

The usages of key words and expressions. Eg:

operation 小结

operate on / have an operation on

给……手术

in operation 工作中；使用中；有效

put sth. into operation 实施，启用

a computer / machine operator 电脑/ 机器操作员

... Step3: Learn the usage of the present perfect passive voice. 一、结构

have/has＋been＋及物动词的过去分词

二、用法

1．表示被动的动作发生在说话之前，并强调对现在造成的影响或结果。如：

The door has been locked.

门被锁上了。(结果是现在没有人能进去) 2．表示一个被动的动作或状态开始于过去，持续到现在，并可能继续持续下去，常与

for 或

since 引导的时间状语连用，或用于“How long...？”问句中。如：

They have been told about it for many times. 他们被告知这件事很多次了。

How long has the machine been used? 这机器用了有多久了？

注意：(1)由

finish, buy, start, begin, post, return, borrow, join, marry, open 等词构成的现在完成时的被动语态不能直接与表示一段时间的短语如

for four days, how long 等连用，需要改换动词或时态。如：

How long has this book been bought？(×) How long has this book been had？(√)

When was this book bought？(√)

这本书买了多久了？

三、实战演练。

Step4: Homework 1.

Review the knowledge learned in the class. 2.

Finish the exercises on page 20 to 21 of the textbook.