Using LanguageⅡ名师教学实录

The return of the dinosaur? Teaching aims : 1,Activate the students to show their opinions about the cloning the extinct animals 2,Enable the students to write an article based on ideas

3,Help the students learn how to organize a passage and write a short composition

Teaching important and difficult points : 1,How to help the students get the reading materials about the passage

2,How to organize the debating materials Teaching method: Task based teachings method

Teaching procedures: Step1

Lead in Watch a video about dinosaurs and ask students to have a discussion:do you think it possible for people to clone a dinosaur?why? Step2

Show some pictures about dinosaurs

Step3. Fast reading Ask students match the main idea with each paragraph

Step4

Careful reading Read the text and then tell whether the following sentences are true or false 1,Scientists are still experimenting with cloning mammals because they think it can make money. 2,The animals that have disappeared from the earth,like dinosaurs,can be brought back to life through cloning. 3,If we can clone extinct animals,we should let them live in a zoo. Choose the best answer shown on PPT Step5 Post reading Give some reasons why it is either impossible or unsuitable to clone extinct animals

Step5 Sum up Whether the dinosaurs should be cloned? Step6 Words,phrases and sentences

Strike vt. 罢（工、课等）;撞;攻击;来到

vi. 罢工;打击;朝某一方向前进

n. 攻击;罢工；发现过去式：

struck 过去分词：

struckstrike back 进行反击

strike back at 向…挥拳打回去

strike in 插

话

strike out 打出,划掉,删去,想出

strike up 开始,结交,相识

strike against 撞在…上,反对…而罢工

strike for 为…而罢工

击，打：hit, beat, defeat, strike 词汇

含义

举例

打中或对准某一点打(一次击打) hit sb. on the head

连续的敲击

The raining is beating against the widow.

打败某人或集体(强调结果) We defeated the enemy.

用木棒石头等打；抽象意义的打

I was struck by her beauty. vain 自负的，徒劳的，无效的

①After his success, he became vain.

成功后，他变得自负起来。

Ø in vain徒劳，白费力气地

Ø a vain attempt/effort 徒劳的尝试/努力

②They tried in vain to persuade him to give up smoking.

他们极力劝说他放弃吸烟，但枉费了一番口舌。

diversity n. 多样化，多样性;差异;分歧

diverse adj. 不同的，多种多样的;变化多的;形形色色的diversion n. 转移;分散注意力;消遣diversification n. 变化，多样化;多种经营

【例】

Attracted by its living and working conditions, people from

cultures choose to settle in America. A. diverse B. familiar C. fantastic D. traditional

resistance n. 阻力，抵抗

body’s resistance to disease 抵抗力

resist v. 阻挡，抵抗

resist sth./doing sth. 抵制某事/做某事

sist（stand站）

assist 辅助

assistant 助手

insist 坚持

from time to time有时, 间或, 偶尔, = occasionally, now and then, sometimes, at times e.g.: She has to work at weekends from time to

time Homework

Write a composition about whether the dinosaurs should be cloned and hand in tomorrow.