【全程复习方略】高中英语（人教版选修八）多媒体教学优质课件：Unit 5 Meeting your ancestors Reading II（共26张PPT）
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| 名称 | 【全程复习方略】高中英语（人教版选修八）多媒体教学优质课件：Unit 5 Meeting your ancestors Reading II（共26张PPT） |  | |
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| 文件大小 | 403.6KB | ||
| 资源类型 | 教案 | ||
| 版本资源 | 人教版（新课程标准） | ||
| 科目 | 英语 | ||
| 更新时间 | 2014-07-19 18:13:53 | ||
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课件26张PPT。Unit 5 Meeting your ancestors Reading (Ⅱ)1.Learn some important expressions about Peking man's life.
2.Encourage some students to be interested in archaeology.
3.Learn the usage of important words and phrases.1．__________ n. 可能的选择 adj.供选择的；其他的 2．________ n．挨饿；饿死→______ vi.挨饿；饿死 3．________ n．精确；准确→_______ adj.准确的；精确的 4．_______ vt. & vi.打断……讲话；打岔；暂时中断或中止 5．_______ vt.假定；设想 alternative starvationstarveaccuracy accurateinterruptassume 6．_______ vi. & vt.(使)锋利；尖锐；清晰→________ n．磨具；削具 7．_______ adj.凌乱的；脏的→______ n．凌乱，脏 8．________ n．植物学→__________ adj.植物学的，与植物学有关的 9．_________ n．分析→_________ pl.→_________ vt.分析sharpen sharpenermessymess botanybotanicalanalysis analysesanalyse 1. identify vt. 确认;识别;鉴别
In pairs, try to identify these objects.
两人一组，努力辨认这些物品。
（1）identify sb. /sth. as sb./ sth.
确认，证明某人/某物系某人/某物
（2）identify sth. with sth.
认为某事物与另一事物等同
She identified the man as her attacker.
她认出那个男子就是袭击她的人。
One can’t identify happiness with wealth.
幸福与财富不能混为一谈。identification n. 验明，鉴别，身份证明
identification card 身份证
identical adj. 完全相同的
be identical to/with【拓展】
2. alternative adj. 供选择的；其他的
n. 可能的选择；选择对象
Can you think of the alternatives we would use today?
你能想到我们今天可供利用的办法吗？
The way was blocked ,so we had to go by alternative road.
这条路阻塞，我们只能走其他路。
You have the alternative of riding or walking .
你可以在骑车或步行中选择一种。have no alternative but to do sth.
= have no choice but to do sth.
= have nothing to do but do…
除了做某事别无选择
I have no alternative but to give up the plan.
= I have no choice but to give up the plan.
= I have nothing to do but give up the plan.
除了放弃这个计划我别无选择。【拓展】
【即学即练】
—May I clean the room tomorrow?
—No,you have no ____.You must do it now,
for the guests will come at any time.
A.chance B.alternative
C.way D.help
3.We ’ve been excavating here for many years.
我们一直在发掘这里，已经很多年了。
现在完成进行时
由 “助动词 have (has) + been + doing”构成
(1)表示从过去某时开始一直延续到说话时还在进行，或可能还要继续下去的动作。它通常和 “for+段时间 ”或 “since+点时间(也可以是从句)”的时间状语连用。I have been waiting for a letter from my parents.
我一直在等我父母的来信。 It has been raining for three hours. 雨已经下了三个小时了。 We have been studying here since 2004. 自从2004年以来，我们一直在这里学习。(2) 表示从过去某时开始，一直延续到说话时刻，可能刚刚结束的动作。例如：
She has been sweeping the street all day. She is too tired. 她一整天都在扫大街。她太累了。 We have been waiting for you for two hours. We don't want to wait any longer. 我们已经等你两个小时了。我们不想再等了。4. I'm sorry to interrupt you but how could they live
here?
对不起，打断了你的讲话，但他们怎么会住这儿呢？
interrupt vt.
(1) 打断，中断，
interrupt sb. /sth. with sth. 阻碍/打断某人（的话）(2) interrupt sb. 打扰某人
The war interrupted the trade between the two countries.
战争打断了两国的贸易。
Sorry to interrupt you, but I have something to say.
很抱歉打扰你，但是我有一些话要说。interruption n. 中断，打断
without interruption 不间断地
(1)Don’t _____________ me while I’m busy. 我正忙着，不要打搅我。 (2)Traffic in the city __________________ a snowstorm.
市内交通被暴风雪所阻断。【拓展】
【即学即练】
interrupt was interrupted by5. assume vt. 假定，设想；担任，承担
So we think it is reasonable to assume they lived in
these caves,regardless of the cold.
因此，我们有理由认为他们不顾严寒，住在这些洞穴里。(1)assume后多跟
① 名词 ②宾语+ to be + n. / adj.③ that 从句
The scientist assumes that there are no animals on the moon.
科学家设想月球上没有动物。
I assumed the responsibility.
我来承担责任。
He assumed a great man.
他假装是伟人。(2) assuming放在句首，表示一种猜测。
Assuming it rains tomorrow, what shall we do?
假如明天下雨，我们该做什么呢？
【归纳】
assume sb. to be ... 认为某人是……
assuming that...＝suppose/supposing that 假设…… 【拓展】 assumption n. 假定，设想
make an assumption 做假设
(1)You __________ his innocence before hearing the evidence against him. ＝You __________ him ____________ innocent before hearing the evidence against him. ＝You ____________ he is innocent before hearing the evidence against him. 在听到对他不利的证言前，你假定他是无罪的。assumeassumeto beassume that【即学即练】
(2)___________/____________/_____________ (that) it rains, what shall we do?
假如下雨的话，我们怎么办？Assuming SupposeSupposing6. regardless of 不管；不顾；不注意
People should be hired regardless of race and sex.
雇用人员应没有种族、性别的差异。
He continued speaking ,regardless of my feeling on the matter.
他不顾及我对此事的感受而继续往下说。
in spite of 尽管；不管 despite prep. 不管；尽管 regarding prep. 关于 【拓展】
regardless of, in spite of和 despite 后面不能直接跟从句，只能跟名词，但可以跟 the fact that...。(1)They decorated the house ____________ the high cost. 他们不惜高额的费用装修房子。 (2)They continued to work ______________ the fact that it was raining. 尽管天在下雨，他们还继续工作。【即学即练】
regardless ofregardless of7.We continue discovering tools that were sharpeners for other tools.
我们不断发现一些磨削其他工具用的工具。
sharpen vt. 使锋利,尖锐;使强烈
The knife needs sharpening.
The tone of his letters has sharpened recently.
sharp adj.锋利的,尖锐的; 急转的,陡峭的; 突然的,急剧的
a sharp turn 急转弯
a sharp increase 急剧增加【拓展】
8.Yes,and so well preserved.
是的，保存得很好。
preserve vt.(1) 保存；保护；收藏
You can preserve meat or fish in salt.
你可以用盐来保存肉或鱼。
(2) 保持；维持
It is one of the duties of the police to preserve public order.警察的职责之一是维持公共秩序。
preserve sb./ sth. 保护某人/保存某物
preserve sb. (from sb./ sth.) 保护某人以免……【拓展】
1．It is ______________ to meet you students from England. 见到你们这些来自英国的学生非常高兴。
2．It ______________ very uncomfortable. 那肯定会非常不舒服。
3．We _____ been __________layers of ash almost six metres thick, which _________that they _____________ the fire burning all winter.
我们一直在挖掘一层层的积灰，几乎有六米厚。这意味着他们可能整个冬天都在烧火。a great pleasuremust have beenhaveexcavating suggests might have keptHomework1.Do some exercises in your daily paper.
2.Recite the important expressions.
3.Write something about Peking Man's life. Man struggles upwards; water flows downwards.
人往高处走，水往低处流。
2.Encourage some students to be interested in archaeology.
3.Learn the usage of important words and phrases.1．__________ n. 可能的选择 adj.供选择的；其他的 2．________ n．挨饿；饿死→______ vi.挨饿；饿死 3．________ n．精确；准确→_______ adj.准确的；精确的 4．_______ vt. & vi.打断……讲话；打岔；暂时中断或中止 5．_______ vt.假定；设想 alternative starvationstarveaccuracy accurateinterruptassume 6．_______ vi. & vt.(使)锋利；尖锐；清晰→________ n．磨具；削具 7．_______ adj.凌乱的；脏的→______ n．凌乱，脏 8．________ n．植物学→__________ adj.植物学的，与植物学有关的 9．_________ n．分析→_________ pl.→_________ vt.分析sharpen sharpenermessymess botanybotanicalanalysis analysesanalyse 1. identify vt. 确认;识别;鉴别
In pairs, try to identify these objects.
两人一组，努力辨认这些物品。
（1）identify sb. /sth. as sb./ sth.
确认，证明某人/某物系某人/某物
（2）identify sth. with sth.
认为某事物与另一事物等同
She identified the man as her attacker.
她认出那个男子就是袭击她的人。
One can’t identify happiness with wealth.
幸福与财富不能混为一谈。identification n. 验明，鉴别，身份证明
identification card 身份证
identical adj. 完全相同的
be identical to/with【拓展】
2. alternative adj. 供选择的；其他的
n. 可能的选择；选择对象
Can you think of the alternatives we would use today?
你能想到我们今天可供利用的办法吗？
The way was blocked ,so we had to go by alternative road.
这条路阻塞，我们只能走其他路。
You have the alternative of riding or walking .
你可以在骑车或步行中选择一种。have no alternative but to do sth.
= have no choice but to do sth.
= have nothing to do but do…
除了做某事别无选择
I have no alternative but to give up the plan.
= I have no choice but to give up the plan.
= I have nothing to do but give up the plan.
除了放弃这个计划我别无选择。【拓展】
【即学即练】
—May I clean the room tomorrow?
—No,you have no ____.You must do it now,
for the guests will come at any time.
A.chance B.alternative
C.way D.help
3.We ’ve been excavating here for many years.
我们一直在发掘这里，已经很多年了。
现在完成进行时
由 “助动词 have (has) + been + doing”构成
(1)表示从过去某时开始一直延续到说话时还在进行，或可能还要继续下去的动作。它通常和 “for+段时间 ”或 “since+点时间(也可以是从句)”的时间状语连用。I have been waiting for a letter from my parents.
我一直在等我父母的来信。 It has been raining for three hours. 雨已经下了三个小时了。 We have been studying here since 2004. 自从2004年以来，我们一直在这里学习。(2) 表示从过去某时开始，一直延续到说话时刻，可能刚刚结束的动作。例如：
She has been sweeping the street all day. She is too tired. 她一整天都在扫大街。她太累了。 We have been waiting for you for two hours. We don't want to wait any longer. 我们已经等你两个小时了。我们不想再等了。4. I'm sorry to interrupt you but how could they live
here?
对不起，打断了你的讲话，但他们怎么会住这儿呢？
interrupt vt.
(1) 打断，中断，
interrupt sb. /sth. with sth. 阻碍/打断某人（的话）(2) interrupt sb. 打扰某人
The war interrupted the trade between the two countries.
战争打断了两国的贸易。
Sorry to interrupt you, but I have something to say.
很抱歉打扰你，但是我有一些话要说。interruption n. 中断，打断
without interruption 不间断地
(1)Don’t _____________ me while I’m busy. 我正忙着，不要打搅我。 (2)Traffic in the city __________________ a snowstorm.
市内交通被暴风雪所阻断。【拓展】
【即学即练】
interrupt was interrupted by5. assume vt. 假定，设想；担任，承担
So we think it is reasonable to assume they lived in
these caves,regardless of the cold.
因此，我们有理由认为他们不顾严寒，住在这些洞穴里。(1)assume后多跟
① 名词 ②宾语+ to be + n. / adj.③ that 从句
The scientist assumes that there are no animals on the moon.
科学家设想月球上没有动物。
I assumed the responsibility.
我来承担责任。
He assumed a great man.
他假装是伟人。(2) assuming放在句首，表示一种猜测。
Assuming it rains tomorrow, what shall we do?
假如明天下雨，我们该做什么呢？
【归纳】
assume sb. to be ... 认为某人是……
assuming that...＝suppose/supposing that 假设…… 【拓展】 assumption n. 假定，设想
make an assumption 做假设
(1)You __________ his innocence before hearing the evidence against him. ＝You __________ him ____________ innocent before hearing the evidence against him. ＝You ____________ he is innocent before hearing the evidence against him. 在听到对他不利的证言前，你假定他是无罪的。assumeassumeto beassume that【即学即练】
(2)___________/____________/_____________ (that) it rains, what shall we do?
假如下雨的话，我们怎么办？Assuming SupposeSupposing6. regardless of 不管；不顾；不注意
People should be hired regardless of race and sex.
雇用人员应没有种族、性别的差异。
He continued speaking ,regardless of my feeling on the matter.
他不顾及我对此事的感受而继续往下说。
in spite of 尽管；不管 despite prep. 不管；尽管 regarding prep. 关于 【拓展】
regardless of, in spite of和 despite 后面不能直接跟从句，只能跟名词，但可以跟 the fact that...。(1)They decorated the house ____________ the high cost. 他们不惜高额的费用装修房子。 (2)They continued to work ______________ the fact that it was raining. 尽管天在下雨，他们还继续工作。【即学即练】
regardless ofregardless of7.We continue discovering tools that were sharpeners for other tools.
我们不断发现一些磨削其他工具用的工具。
sharpen vt. 使锋利,尖锐;使强烈
The knife needs sharpening.
The tone of his letters has sharpened recently.
sharp adj.锋利的,尖锐的; 急转的,陡峭的; 突然的,急剧的
a sharp turn 急转弯
a sharp increase 急剧增加【拓展】
8.Yes,and so well preserved.
是的，保存得很好。
preserve vt.(1) 保存；保护；收藏
You can preserve meat or fish in salt.
你可以用盐来保存肉或鱼。
(2) 保持；维持
It is one of the duties of the police to preserve public order.警察的职责之一是维持公共秩序。
preserve sb./ sth. 保护某人/保存某物
preserve sb. (from sb./ sth.) 保护某人以免……【拓展】
1．It is ______________ to meet you students from England. 见到你们这些来自英国的学生非常高兴。
2．It ______________ very uncomfortable. 那肯定会非常不舒服。
3．We _____ been __________layers of ash almost six metres thick, which _________that they _____________ the fire burning all winter.
我们一直在挖掘一层层的积灰，几乎有六米厚。这意味着他们可能整个冬天都在烧火。a great pleasuremust have beenhaveexcavating suggests might have keptHomework1.Do some exercises in your daily paper.
2.Recite the important expressions.
3.Write something about Peking Man's life. Man struggles upwards; water flows downwards.
人往高处走，水往低处流。