課型： 講練課

課時： 1 節

Ⅰ Teaching Materials

1. Functional and notional items

Ask about how long somebody has done something

2. Language materials

Words: suppose, riddle

Phrases: all one’s life

Sentences: The more trees, the better

Grammar: The difference between the past indefinite tense and the present perfect tense

The second use of the Present perfect tense

Ⅱ Teaching Objectives

1. Learn to talk about how long somebody has done something

2. Try to understand the whole lesson and read it fluently, the pronunciation and intonation should be right.

3. Master the following materials as 4 skills

Words: suppose

Sentences: The more trees, the better

How long has she worked there?

She’s worked there for…since…

4. Master the following materials as 1 skill

Word: riddle

Ⅲ Teaching Points

1. The main points--- (1) & (2) in the teaching objectives

2. The difficult points: A. leave 落下

B. The more trees, the better越多樹就越好

the+比較級，the +比較級： 越…就越…

C．現在完成時第二種用法，搭配一段時間，瞬間動詞不能搭配一段時間

Ⅳ Teaching Procedure

1. Organization of the class

Today we are going to talk about how Ling Feng makes the world more beautiful

2. Revision]

A. Oral

T: Yesterday we learned that taking care of our environment was very important. What should we not do?

Ss: Throw litter onto the ground; draw pictures on public walls; spit in a public place; cut down trees

T: What should we do?

Ss: Pick up some rubbish and throw it into a dustbin; collect waster paper or bottles for recycling; plant trees or flowers in or near our neighbourhood

T: If you have done something useful to the environment, I say you have made a contribution to protecting the environment.

3. The teaching of the new lesson

A. Lesson 11

Ling Feng has made a contribution to protecting the environment. What has he done?

B. Part 1

Listen and answer:

What has Ling Feng gone to do?

Why should we plant more trees?

When will Mike plant trees?

Will Jim go together?

Read and Learn

*leave sth. somewhere 把某物落在某地

leave it on my desk

*go with sb. to do sth. 和某人一起去做某事

*The more trees, the better.

Eg. The harder we study, the better we will do in our lessons.

= If we study harder, we will do better in our lessons.

The colder the weather is, the worse it will be.

= If the weather is colder, it will be worse.

The more interesting the story is, the more popular it will be.

= If the story is more interesting, it will be more popular

*suppose 假如，假設

eg. I suppose you will come.

I don’t suppose he can do it. 否定時要把否定提到前面主句

*tell me the time

Read the dialogue and ask some students to act it in class

C. Part 2

Have you ever planted trees since you came to our school? S1:

How long have you been at this school? S1:

How about your brother fathersister? S2:

Has he ever planted trees? S2:

Where does he workedstudied? S2:

How long has he been there? S2:

Ask and answer in pairs

D. 現在完成時（二）

在第二部分， 我們接觸到現在完成時的第二種用法：從過去一直延結到現在的動作或狀態，常和表示一段時間的狀語連用。時間狀語常由 since 或 for引導

since + 時間點（短語/句子）

for + 時間段（短語）

for + 時間段=since+時間段+ ago

練習： for two years =

since last month=

since an hour ago=

復習瞬間動詞的轉換

open--- be open; close--- be closed; comearriveeachget to --- be in

goleave--- be away; finish--- be over; begin----be on; fall asleep-be asleep; get up--- be up; die---be dead; join--- be a member of…; be in…; buy--- have; borrow---- keep;

瞬間動詞在否定句中可以加一段時間

練習： I opened the door an hour ago

The door _______ _______ _______ for an hour

He died two years ago.

He______ _______ _______ for two years.

They got up a moment ago.

They ______ _______ _______ since a moment ago.

She bought her bike two months ago.

She ______ ________ her bike ________ two months.

E. Workbook Ex.2

復習現在完成時第一種用法

F. Part 3

Teach: riddle

G. Conclusion

leave;

The more trees, the better.

suppose;

all one’s life= since one was born

現在完成時（二）

4. Homework

A. Workbook ex. 1 (to hand in)

B. Workbook Ex3&4