1、选修八Unit2CloningPeriod2Languagepoints词汇详解： 1. differ v. 不同；相异；使...相异 常用结构： A differs from B in ...A与B在...方面不同 A differs with B about/on/over... A与B就...意见相左 Their house differs from mine in having no garage. 他们的房子与我的不同，区别在于他们的没有车库。 The two sides still differ with
2、each other over the question of pay.双方在报酬的问题上仍各持己见。 联想拓展 difference n. 不同之处 different adj. 不同的 make a difference to 对...产生变化；对什么有 … 影响 different from 与...不同，不同于练习：用适当的介词填空 （原创） 1.The two squares differ colour but not
3、 size. 2.The husband differs the wife who is to take charge of the money. 3.It doesn’t make a difference me whether you are going to stay. 4.This is a different car the one I drove yesterday. 答案：1.in; in 2.with; on/about/over
4、 3.to 4.from 2. undertake vt.（undertook;undertaken）着手;从事;承担；保证，答应 常用结构： undertake sth. 着手/从事/承担某事 undertake to do sth. 保证/答应做某事 undertake that ...保证...The scientist undertakes the experiment. 这位科学家从事这项实验。 I can undertake the responsibility for the changes
5、. 我愿意承担这些变革的责任。 The lawyer undertook a new case. 那个律师接了一个新的案子。 He undertook to finish the job by Friday. 他答应星期五之前完成这项工作。练习：翻译句子 （原创） ①他下个月要去西部旅行。 ②我不能保证按时做完它。 Key：He will undertake a journey to the west next month. I can’t undertake that I’ll finish it on time. 3.
6、 objection n. 不赞成；反对；异议 常用结构： have an objection to ... 反对...raise/voice an objection 提出异议 联想拓展 object v. 反对，不赞成 n. 物体;目标 object to sb./sth. 不赞成某人/某事 object to doing sth. 反对做某事 object that ... 反对...object to doing sth.反对做某事。No one objec
7、ted to the plan.没有人反对这项计划。 We object to being treated like this. 我们反对受到这样的待遇。 Why do some people object to human cloning? 为什么一些人反对克隆人类呢？ Mother objected that Jimmy was too weak to take up the job. 母亲反对说，吉米身体太虚弱，不能承担那份工作。 The building is the main object of his int
8、erest. 他最感兴趣的是这栋建筑物。 练习：单项填空 We to punishing a whole group for one person’s fault. A.Complain B. object C. oppose D
