Book(4)Unit2重点短语讲练.doc

1. thanks to【归纳】 意为“多亏，由于，因为”，在句中只能作状语，可以表达正面的意思，也可用于表达反面（讽刺等）的意思。如：Thanks to your advice, much trouble was saved. 多亏有你出的主意，省了许多麻烦。It was supposed to be a surprise, but thanks to your big mouth she knows all about it now. 本来打算来一次惊喜的，但是就怪你多嘴，她现在什么都知道了。【延伸】 owing to due to as a result of on account of because of 均有表示“由于，因为”之意。但需注意：owing to 强调因果关系， 在句中可作表语和状语，常用于正式的通告或公开声明。如：The accident was owing to his careless driving. 这场事故的发生是由于他的粗心驾车。due to 引出造成结果的原因，一般是不好的原因，在句中可作表语、状语或后置定语，常用于正式的通告或公开声明。如：All flights into London have been delayed due to thick fog. 所有飞往伦敦的航班因大雾而延误。because of强调因果关系，句中只能作状语。如：I didnt go to school because of a fever. 因为发烧，我没去上学。【练习】 _ the new policy, we are now having a happy life. A. Thanks to B. Because C. For D Owe to_ his being late again, he lost his job and had to stay at home. A. Owe to B. As a result ofC. In case of D. Because of (翻译)Thanks to the bad weather, the match had been cancelled. (翻译) 多亏了他的努力，音乐会取得了巨大的成功。2. would rather【归纳】 意为“宁愿，宁可”。常见含would rather的结构：would rather do. than do. 宁可做也不做；would do. rather than do. 宁可做也不做；prefer to do. rather than do. 宁可做也不做；would rather not do. 宁愿不做。【延伸】 重点句型“Id rather you did.”意为“我宁愿你做”，此句型中的过去时并不是一般的过去时，而是虚拟语气的过去时，因此它并不表示“过去”，而是表示“现在”或“将来”。如：Id rather you told me the truth. 我宁愿你对我说实话。Id rather you remained here. 我宁愿你留在这里。【练习】 Do you mind if I keep pets in this building?_.A. Id rather you didnt, actuallyB. Of course not, its not allowed hereC. Great!I love petsD. No, you cant I _ the Science Museum.A. would like visitingB. feel like to visitC. am planning visitingD. would rather visit （翻译）我宁可呆在家里也不想出去。 （翻译）我宁愿你现在就回家。3. build up【归纳】 build up的含义很丰富，其中一个跟build 的含义接近的是“逐步建立，逐步形成”。但是build up的宾语一般不是表建筑物或机械的词语。此外还包括“增进，增强”等含义。【延伸】 常见的搭配：build up ones strength 增强力量 / 能力；build u