1、高二)年级(英语)学科教学案课题名称:unit2 cloning（知识点）授课班级:高二(1)(2)班 上课时间:2011-3 课时:2教学目标: 熟练掌握本单元单词;通过阅读文章了解重点词汇的用法.教学重点: 1.Encourage students to master the words and phrases; 2. Get to know the main idea of the reading passage; 3. Learn to use the words and phrases in this unit.教学难点: 1.Get to know the usage of som
2、e key words and phrases; 2. Encourage more students to get involved to the class.要点精讲：1.differ vi 不同，差异 adj. different n. difference differ from = be different from 与不同 differ in 在某方面不同 Eg. You and me differ _ personalities. 我和你性格不一样。 differ with/from sb on/about sth. 与有不同意见，持异议； Eg. Jim differed _
3、Mary _ how to spend the coming holiday. 对于如何度过即将来临的假期，Jim和Mary持有不同意见。PS: make a difference 起作用，发生影响； Tell the difference between A and B 说出A与B的区别2. undertake vt. 着手，从事，承担 undertake sth. 从事，承担 Eg. She undertook the organization of the whole world scheme. 她负责整个计划的组织工作。 undertake to do sth.答应或承诺干 Eg. H
4、e undertook _ _ the wall for us. 他承诺说给我们粉刷墙壁。 undertake that 答应或承诺干（that从句） Eg. I can undertake that you will enjoy the trip. 我保证你会喜欢这次旅行。 翻译：他保证明天按时到。 He _ _ he _ _ on time tomorrow. 他答应十点钟到这儿来。 He _ _ _ _ at 10 oclock.3. bother vt. 打扰； vi.操心；n. 烦扰，令人烦恼的人或事儿； bother sb. with / about sth. 为某事打扰或麻烦某人
5、； Eg. I dont want to bother you _ my problems. 我不想让你因为我的事情而担心。 it bothers sb. that / to do sth. 使某人苦恼的是 Eg. 她是我最好的朋友，但是她一直没有对我讲实话，这让我很苦恼。 She is my best friend, but it really _ _ that she hasnt been _ the truth.4. objection n. 反对 have / take / feel objection to sb. 反对 object v. 反对，不赞成 n. 物体，宾语； obje
6、ct to (doing) sth 反对，不赞成某事 object that eg. I objected _ he was too young to be qualified for the job. 我提出反对意见他太年轻不能胜任这份工作。5. forbid-forbade-forbidden v. 不准，禁止； forbid doing 禁止做某事forbid speaking loud 禁止大声讲话 forbid sb to do sth 禁止某人做某事 = forbid sb from doing Eg. Their parents forbade them _ get togeth
7、er. 他们的父母禁止他们在一起。 it is forbidden to do sth. 做某事是被禁止的 Eg. It is _ to take photograph in the museum. 在博物馆照相是不允许的。PS: forbid + that-clause （should）+ 动词原形Eg. The teacher forbade those who were late for the exam (should) enter the classroom. 老师不允许考试迟到的人进入考场。6. cast down 使沮丧 Eg. The fact that he had fail
8、ed in the final exam really _ him _. 期末考试失利使他十分沮丧。 Cast away 丢掉 Cast off 切掉；丢弃；摆脱； Cast out 赶走7. be bound to do sth. 一定会做某事；有必要或有义务做某事； 明天一定会下大雨。 _ _ _ _ have a heavy rain tomorrow. 下个星期天气会变好很多。 The weather _ _ _ be better next week. PS: be bound up in sth.= be busy doing 忙于做；热衷于； be bound up with s
9、th. 与有密切的联系； be bound for 去往某地- I will be bound for Beijing tonight.8. bring back to life = come back to life 使复生 bring back to health 使恢复健康；9. resist vt. 抵抗，对抗 resist sth / doing sth. eg. 我抵制一切外来货物。- I _ all goods _ coming from abroad. resistance n. 反对，抵抗力； resistant adj. 有抵抗力的，耐的；-be resistant to 对有抵抗力的 eg. I am resistant to the desserts. 我对甜点有抵抗力。10. pay off 还清（债务）；取得好的结果 He _ _ all his debts through ten years hardworking. 通过十年的艰苦奋斗，他还清了自己欠下的债务。 After the great efforts, he finally _ _. 经过巨大的努力，他最终取得了成功。课后总结：本次课分两课时完成，感觉学生掌握的情况还可以。