do animals have their own languages? pre-reading

    Do animals have their own languages?

Pre-reading

unit 14

Reading

The Language of Honey Bees

honeycomb

nest of bees beehive

Q1. Is there only one type of bee or are there many

types?

Q2. Which kind of bee interests the scientists most?

Q3. How do honey bees communicate with each other?

Honey bee.

Fast-reading

Perform dances

Reading

a b

c d

Flash 播放影片

Read the first paragraph and make notes:

Information for Bees:

Kinds _______________

________________

Bees ________________

________________

Living places _________________

_________________

Life style

various

live in large groups

do not live in groups

in trees

in holes in the rocks

in holes in the ground

Who discovered their “language”?

Reading

Find information about the scientist in Par.2Name: _______________

Nationality: ____________

What’s he? ________________

Research work: _________________

How to find it out: _________________

His discovery: ______________________

? Is it easy for the scientist to find out the way?

What do you think of the scientist?

Karl von Frisch

Austrian

zoologist/scientist

the amazing way …

by doing experiments

circle dance & wagging dance

Reading

How did the marked bee tell the message of food to the other bees? Give the follows in right order.

(1)The marked bee returned to the hive from the feeding table.

(2) It repeated these circles over and over again.

(3) The marked bee made a circle to the left.

(4) The marked bee made a circle to the right.

(5) The other excited bees dance together.

(6) The bees left the hive and went to the feeding place.

(1) (4) (3) (2) (5) (6)

Read paragraph 3-4

First it made a circle to ___________ ,

Then to _____________ .

the right

the left Circle dance

Others trooped behind the first dancer, ______ its movements.copying

run in a straight line, ________ from side to side.Then turn in a________.

run straight again,turn in ______semicircle to the _______side.

wagging semicircle

another opposite

( Food is far away. )

a b

c d

( Food is near. )

Flash 播放影片

1. The scientists can study the language of honey bees only after the development of ____.

A.the modern beehive

B.experiments

C.dishes of honey

D.both A and BD

2. Karl von Frisch made an experiment to research ____.

A.the food of honey bees

B.the dance of honey bees

C.the ways honey bees communicate

D. The hive of honey bees

C

3. The phrase “tell the bees apart” in para.2 means____.

A.let the bees live separately

B.tell one bee from the other

C.drive the bees away

D.tear the bees into pieces

B

4. Different dances indicate different ____.

A.food B.feeding places

C.steps D.semicircles

B

5.Honey bees pass information to each

other by__.

A.doing circle dance.

B. using a verbal languages.

C. doing different dances.

D. doing wagging dance.

C

6. The circle dance communicates ____.

(1)the distance of food

(2) the information of food

(3) the amount of food

(4) the kind of food

A. (1)(2)(3) B. (1)(2)(4) C.(1)(2) D.(2)(3)

C

7. Which of the following statements is right?

A. Animals do have a language like that of human beings.

B. When Professor Karl von Frisch placed little dishes of milk on the table, bees soon came.

C. In order to be able to watch the bees scientifically, he built some special hive, a glass wall and marked the bees with little spots of color.

D. When a marked bee returned to the hive from the feeding table, it began to perform a dance on the surface of the ground.

C

1.  In order to tell the bees apart, he painted some bees

with little spots of color.

Notes:

tell…apart = tell the difference between things/people

eg. The twins are so much alike that their own mother can hardly tell them apart.

2.  Among the different types of bee, it is the honey bee

that has most interested scientists because of the

“language” they use to communicate with each other.

在不同类的蜂中，最使科学家感兴趣的是蜜蜂，因为蜜蜂能用“语言相互交际。

Notes:

It be--------that/who------ 强调句

? Discussion 1. Did the bee keep the honey a secret to his friends or tell the news to others?

2. What can we learn from the bees ? diligence（勤劳）

spirit of cooperation（合作精神）

3 3 分

4 3 分 5 4 分 6 4 分

1 2 分 2 2 分

7 4 分 8 5 分 9 5 分

1.Animals do have a language like that of human beings.

2.Bees communicate with each other by dancing.

3.Professor Karl is a scientist who did a lot of experiments on the ways bees communicate with each other.

4.When he placed little dishes of milk in the tables,bees soon came.

(F)

(T)

(T)

(F)

(F)

F

5.The wagging dance shows that the feeding place is near, while the circle dance means food is far away.

6.In the circle dance,the bee first makes a circle to the left,

then to the right.

True or false

ant

fly

beetle

Mosquito

butterfly

dragonfly

new words

甲虫

蚂蚁

苍蝇

蚊子

蜻蜓

蝴蝶

并不是所有的蚂蚁都外出寻找食物。当遇到麻烦时，一些蚂蚁充当警卫或士兵；另有一些要干活把垃圾抬出去以保持通道清洁。蚁后比其他蚂蚁大得多，产卵是她的全职工作，一个夏天她可以生下成千上万 的孩子，她还有工蚁照顾她，作为蚁后，她受到很大尊重。

Homework:

Composition

Not all the ants go out for food . Some ------