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Meetingyourancestors

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Meetingyourancestors

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Meeting your ancestors

unit 5 meeting your ancestors单元要点预览(旨在让同学整体了解本单元要点)

词汇

部分

词语

辨析1. used to / would           2. interrupt / disturb / bother   3. assume / suppose / presume  词形变化1. alternative n.[c]替换物 adj.选择性的,二中择一的alternatively adv. 作为选择,二者择一2. accuracy n.[u]精确性,正确度accurate adj. 正确的,精确的inaccurate adj.不准确的accurately adv. 正确地,精确地inaccurately adv. 不准确地

3. assume vt.假定;设想;

采用;承担

assumption n. 假定,设想,假装,就职

assumed adj. 假定的,假装的,装的

4. analysis n.[c]分析,分解

analyse(analyze) vt.分析,分解

analytical adj.分析的,解析的

5. significance n. 意义,含义;重要性,重大

significant adj. 相当数量的;意义重大的

significantly adv. 意义深远地,重大地

6. division n.分(开,配,担;歧,裂);除(法);部门

divide vt.分(开);vi.分开

7. skill n.[c,u]技能,技巧,熟练,巧妙

skillful adj. 灵巧的,熟练的,制作精巧的

skillfully adv. 巧妙地,技术好地重点单词 1. interrupt vt.&vi. 阻断,中断;打岔;插嘴    2. applaud vt. 鼓掌,称赞,赞成  3. accelerate vt. 加速,促进4. arrest vt. 逮捕,拘留,吸引(注意)  n.[c]逮捕   重点词组1. regardless of 不管;不顾2. fed up with 受够了,厌烦3. look ahead 向前看;为将来谋划4. date back to... 追溯到……,从……时候就有了

重点句型1. we have been excavating layers of ash almost six metres thick, which suggests that they might have kept the fire burning all winter.2. our evidence suggests they did indeed wear clothes made form animal skins.

重点语法复习现在进行时(见语法部分)语言要点(模块)ⅰ.词语辨析 (旨在提供完形填空所需材料) 1. used to / would【解释】would与used to都可用来表示过去经常性或习惯性的动作。would只能表示反复发生的动作。如果表示过去经常性的状态,就不能用would,只能用used to。used to表示过去经常性或习惯性的动作或状态,但现在已经结束。would则表示有可能再发生。【练习】用used to或would填空。1). when we were boys we ________ go swimming every summer.     2). he ________ be very poor.    3). people ________ believe that the earth was flat.    4). he ________ go to the park as soon as he was free.       keys: 1). used to / would   2). used to   3). used to   4). would (现在有可能再去)  2. interrupt / disturb / bother   【解释】interrupt意为“打断,中断”,尤指中断某活动的连续性。disturb意为“因焦虑、失望、困惑等情感因素而使人心绪收到明显干扰”。bother意为“扰乱某人心绪而使人不能专心或专一”。

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