高中英语选修八unit2课件

有些国家比如中国和英国继续收集克隆能提供丰富
的医疗帮助的证据。 Some countries such as China and the UK evidenceof the continued to accumulate ___________________ abundant medical aid that cloning could ___________ provide. 11. accumulate vt. vi 积累，聚集 • accumulation, accumulative 他因努力工作而积蓄了一笔财富。 fortune by hard work. He accumulated __________________ 我不在期间灰尘积聚了起来。 Dust accumulated during my absence. __________________
1. differ vi. 不一致, 不同, 相异, 不同意, 意见相左
常见的搭配有： A and B differ in … A differs from B sb differ from/ with sb on/ about / over /upon sth 拓展
different adj. difference n.
They came all together.
• ③altogether意为“完全地，彻底地，总计，总而言 之”，不可与all together互换，用于否定句时是部 分否定。如：他完全不可能。
•It’s altogether out of the question. 我并不完全赞同你的看法。 •I don’t altogether agree with you.
9. obtain vt. （尤指经努力）获得，赢得 他没能获得奖学金。
He didn’t obtain a scholarship. 常用结构 obtain sth from sb/sth 从……获得某物 比较 attain vt. (通常通过努力）获得，得到； 到达（某年龄，水平，状况等）
10. forbid vt.禁止，不准，不许(反义 permit,allow) • forbade /forbad, forbidden, forbidding
多莉的出现引来了巨大的反对, 激发了传媒的热炒和公 众的想像力。 a storm of objections Dolly’s appearance raised ______________________ and had a great impact on the media and public _______________________ imagination.
be different from 与…不同 对…没有影响 make no difference to sb. 起作用,产生影响 make a difference
现代飞机跟早期的在很多方面有所不同。 Modern airplanes differ from early ones.
对于如何解决问题, 我跟他的意见不一致。 I differ with him on how to solve the problem.
forbid
sth. doing sth. sb. to do sth. that…
• 公共场所应禁止吸烟。 Smoking should be forbidden in public places. 我不准你告诉任何人 I forbid you to tell anyone.
• 她的父亲禁止她喝酒。
• • • • • •
即时练习： 将下列句子译成英语 (1) 听到这个消息他很沮丧。 He was cast down to hear the news. ___________________________________ (2) 发现事情的真相使他很沮丧。 Finding out the truth made him cast down _____________________________________
这个过程很难实施。 The procedure is difficult to undertake. 4. undertake vt.实施，从事，着手做，承担, 担任, 许诺, 保证，采取,答应 undertake sth 承担某事 ~ a task/ project 承担一个任务/项目 undertake to do sth 许诺做某事/ 同意做某事 undertake that …保证…
研究克隆的科学家们沮丧地发现多莉得的病更容易发 生在年老的动物身上。 were cast down to find that Cloning scientists ____________________ Dolly’s illnesses were more ______________ appropriate to a much older animal. 6. cast down：feeling unhappy and depressed 使沮丧, 低沉， 使下降, 推翻
• be cast down (by sth) (因某事）沮丧，不愉快
• 实验失败使得他很沮丧。 He was much cast down by the failure of the experiment.
Βιβλιοθήκη Baidu
• 不要沮丧。继续保持你的精神。
Don’t be so cast down. Just keep up your spirits.
• 即时练习： • 用介词 from, with, on, about, upon 或 in 填空。 from/with him _________ on/about/ • (1) We differ _________ upon / over that question. _____ in culture • (2) The two nations differ ______ and religion. from/ with • (3) The climate here differ ___________ that of the South.
Her father forbids her to drink wine. • 法律禁止在这块土地上建筑。 The law forbids building on this land. 即时练习： • 完成下列句子 • (1) The school forbids the students to smoke (禁止学生吸 _________________________ 烟). • (2) He is forbidden to _______________ enter the room (进 入这个房间).
•我愿意承接这项变革的责任。 I can undertake the responsibility for the changes. •他许诺当我们的向导.
He undertook to be our guide .
• 我不能保证我能按时做完它. • I can’t undertake you that I'll finish it on time .
• cast away丢弃, 抛弃, 使失事, 使漂流 • cast off 放弃；丢弃, 摆脱 • cast out赶走, 驱逐
• 7. Altogether Dolly lived for six years, … • altogether adv. • ①全部，总共 • 这个中心区在这次飓风中失去了1000多棵树。 Altogether the centre lost more than 1,000 trees in the hurricane. • ②总而言之 • 总之，我们的成就是巨大的。 Altogether, our achievements are great. • ③完全地(completely) • 他并不完全确信接下去做什么。 He’s not altogether sure what to do next.
2. exact a. 精确的，准确的，精密的，严谨的
her exact age an exact thinker
We need exact instruments.
exactly ad. 精确地，准确地，确切地；(答语，表示赞同或 强调正确）的确如此，正是 真题再现 （2008四川）--I think Tracy needs to find herself a new job. -. This is what we have been talking about. A. Exactly B. Cheer up C. Please do D. Really
Cf: all together与altogether • ①作“总共”解时，它们可以互换使用。 • 我们班总共有42个学生。
There were altogether/ all together 42 students in the class.
• ②all together作 “一道,一起” 解时,不能用 altogether替换。如：他们一起来。
12. (be) in favour of 赞成；有利于 =support/be for 与be against相对。 他赞成这项计划吗？
Is he in favour of the plan? 拓展：
In sb’s favor 对某人有利 do sb a favor =do a favor for sb 帮某人忙做 In favor with sb. 受某人支持 目前我没有得到大家的支持。 At present I am not in favor with you. 今天你能帮个忙去学校接迈克吗？
• disturbed adj. 被扰乱的, 烦恼的, 不安的
• disturbing adj. 令人不安的 / 引起烦恼的
• • • • • • • 即时练习： 用disturb, disturbing, disturbed填空。 disturbed about Alice. (1) I’m very __________ disturb the papers on my desk. (2) Don’t _________ disturbing state. (3) This country is in a ____________ disturbing (4) What ____________ news it is! disturbed the surface of (5) A light wind ___________ the water.
3. pay off 带来好结果，取得成功 pay sth. off 付清，偿清 pay sb. off 付清工资解雇（某人） 他的计划成功了吗？ Did his plan pay off? 他们三年才还清债务。 It took them three years to pay off the debt.
即时练习：完成下列句子。
• (1) He will ___________________ undertake a journey next
month (去旅行).
• (2) He ______________________ (承担了一 undertook a new task
项新任务).
5. disturb vt. 扰乱, 使不安, 弄乱
8. object to 反对；不同意
object to sb/sth 反对/不赞成某人某事 object to doing sth 反对做某事 object to sb doing sth 反对某人做某事 have/make an objection to (doing) sth 对…表示反对
我们反对惩罚整个班级因为一个人的错误。 We objected to punishing the whole class for one’s mistake.