【精品备课资源包】2015年春高二上学期人教版英语必修5课件：Unit 1 Section 2概要1.ppt

Ⅰ.单词拼写 1．They thought he had escaped through a specially ________ (建造) tunnel. 2．I believe that each of us can c________ to the future of the world. 3．The ________ (烟火) exploded in a shower of sparks. 4．These two accidents are closely ________ (连接) together. 5．The old man was laid up with a s________ stroke. 6．The hot weather is partly to ________ (谴责，责备) for the water shortage. 7．The President is preparing to ________ (宣布) his new plan on Tuesday. 8．No one could ________ (预见) his future accurately. 答案：1.constructed　2.contribute　3.firework　4.linked　5.severe　6.blame　7.announce　8.foresee 4．Our athletes had won the most gold medals at 2010 Guangzhou Asian Games, and my colleagues shot ________ to celebrate it. 5．Dwelling Narrowness has succeeded in getting across much to the audience, which has ________ to its success. 答案：1.instructed　2.construction　3.Apart from　4.fireworks　5.contributed 1.contribute v. (1)～(sth.)(to/towards sth.)捐献、捐赠(尤指款或物)，捐助 ①The writer personally contributed $50,000 to the earthquake fund. 那位作家亲自捐赠了5万美元给地震基金。 ②Would you like to contribute to our collection? 你愿意给我们的募捐捐款吗？ (2)～(to sth.)是……的原因之一 ①Medical negligence was said to have contributed to her death. 据说医务人员的玩忽职守是她死亡的原因之一。 ②Does smoking contribute to lung cancer? 吸烟会导致肺癌吗？ (3)～(sth.)to sth.增加，增进，添加(到某物) Her work has contributed enormously to our understanding of this difficult subject. 她的工作极有助于我们对这个困难问题的了解。 (4)～(sth.)(to sth.)(为报纸、杂志、电台或电视节目)撰稿，投稿 She has contributed (several poems) to literary magazines. 她给文学刊物投了(几首诗)稿。 图解助记 contribute多层含义 Many people contributed money to the poor boy, which contributed to his returning to school. A writer wrote a story about this and contributed it to a newspaper. 好多人给那个可怜的孩子捐钱，使他可以重返校园。一位作家写了一篇关于此事的故事并把它投到了报社。 知识拓展 contribution n. ①[C]捐款；捐资 All contributions will be gratefully received. 我们对所有捐资表示感谢。 ②[C, usually sing.]贡献；促成作用 These measures would make a valuable contribution towards reducing industrial accidents. 这些措施将会对减少工业事故起重要作用。 ③[U]捐助；捐赠；(尤指)