高一英语学案Units 3-4 (B1)【知识网络】一、重点词汇与短语1.prefer 的用法小结: (1)prefer 常与介词 to 连用,意思是“更喜欢;宁愿”,表示取前者舍后者。例如:Little Tom prefers coffee to tea. 小汤姆喜欢咖啡胜过茶。He preferred swimming to skating. 他喜欢游泳胜过滑冰。 (2)prefer 后面接不定式时常与 rather than 或者 instead of 连用,意思是“宁愿做某事而不做某事”,rather than 后面的不定式可以加 to,也可以省略。例如:He preferred to die rather than (to) steal. 或者 He preferred to die instead of stealing.他宁愿死也不愿意去偷窃。I prefer to work rather than (to) sit idle. 我宁愿工作而不喜欢闲坐。2.consider 的用法小结: (1)consider 可以表示“考虑;思考”的意思。后面可以接名词或者动词的-ing 形式。例如:I am considering going abroad. 我正在考虑出国。The court would not even consider his claim for the old man's legacy.法庭根本不会考虑他所提出的对老人遗产的要求。 (2)consider 还可以表示“认为;以为”的意思,常用于以下结构:consider somebody / something to be / to have done …consider + n. + adj.consider + it + adj. / n. (+ to do / that clause)consider + that clauseI consider it a great honor. 我认为这是极大的荣幸。We consider that the driver is not to blame. 我们认为这不是司机的过错。He is considered to have broken the window. 有人认为是他打碎了窗子。We all consider him loyal to friends. 我们都认为他对朋友忠诚。I don’t consider that it will turn out fine this afternoon.我认为今天下午天不会转晴。 (3)习惯用法:all things considered: 全面地考虑。在句中作状语,用于概括或者总结。All things considered, our old car is no good, so we should buy a new one now.总的来说,我们的旧车已经没有用了,我们现在应该买辆新的。 (4)considering:表示“鉴于,考虑到,顾及”的意思。例如:Considering how sick he is, he should go to see the doctor.鉴于他病得那样厉害,他应该去看医生。3.The population in and arou...