2012高考英语Unit1《Greatscientists》知识与要点课件新人教版必修5.ppt

②After the heavy rain，many cars got ________ in the mud. A．catch　 B．catching　 C．caught　 D．being caught 【解析】　“get＋过去分词形式”是近年来常出现的考点。get 相当于 be，强调结果。 【答案】　C ③The Town Hall ________ in the 1800s was the most distinguished building at that time. A．to be completed B．having been completed C．completed D．being completed 【解析】　句意为：建立于19世纪初的市政厅是当时最与众不同的建筑。据句意知The Town Hall后需加后置定语，根据in the 1800s可知已完成，故选C。 【答案】　C ④Five people won the “Chinas Green Figure” award，a title ________ to ordinary people for their contributions to environmental protection. A．being given B．is given C．given D．was given 【解析】　考查过去分词短语作后置定语。A项表示被动动作正在进行，不合句意。由句式结构可知，后半部分title作句中宾语的同位语，不是一个句子，不能用谓语动词形式，B项不合句意。C项符合句式结构，given短语修饰title，相当于which was given。由句子的结构可知，后半部分应为短语，不是句子，故不能用谓语动词形式。D项不合句意。 【答案】　C ⑤It is ________ to travel by air than by water. A．a lot more excited B．much exciting C．a lot more exciting D．much more excited 【解析】　exciting意为“令人兴奋的”，主语多为物。excited意为“感到兴奋的”，主语多为人，据此，本题应用exciting。另外，由于是两者间进行比较，所以exciting应用比较级形式，并用a lot来修饰。 【答案】　C 【链接训练】 Everyone was silent as he ________ the winner of the competition. A．said B．knew C．announced D．told 【解析】　句意为：当他宣布比赛获胜者名字的时候，全场鸦雀无声。此处announce表“宣布”之意。 【答案】　C 9．contribute vt.贡献出；捐款；投稿　vi.捐款；投稿；促成 归纳拓展 (1)contribute...to...把……贡献给…… contribute to (to/towards为介词)为……作贡献；把(时间)投入；给……投稿；有助于；是……的原因之一 (2)contributor n．投稿者；捐助者 contribution n．贡献；捐献物；捐助；稿件 make a contribution to/towards (to/towards为介词)为……作出贡献 The writer personally contributed $5,000 to the earthquake fund. 那位作家个人捐赠了5 000美元给地震基金会。 Cigarette smoking is a major factor contributing to lung cancer.吸烟是导致肺癌的主要因素。 He often contributes to this newspaper. 他经常向这家报社投稿。 He made a very positive contribution to the overall success of the project. 他对项目的全面成功作了非常积极的贡献。 【链接训练】 ①Everyone is encouraged to ________ food or clothing for those who suffered a great deal in the big earthquake. A．construct B．contribute C．supply D．distribute 【解析】　contribute food or clothing “捐献食物或衣服”。distribute 意为“分配，分发