文档介绍：1?请看2006年天津高考英语试题中的第8小题和重庆第26小题:?Most of us know we should cut down on fat, but knowing such things isn’t of much help when it ____shopping and eating. ?A. refers to B. speaks of ?C. focuses on D. comes to ?本题主要考查when es to (doing) sth. 其短语表示“当涉及(做)某事的情况、事情或问题时”;refer to“参考,提及”;speak of “说起”;focus on “注意,聚焦于,集中于”。因此本题应该选D。本题主要考查考生的动词短语意义的区别,另外refer e to中的to是介词。 down to Isn’t it time you got down to _____the papers??A. mark B. be marked ?C. being marked D. marking ?本题主要考查动词短语及非谓语动词的用法,get down to“着手干某事”。to 是介词,因此后应该接名词或动名词。?在英语中有许多常用带to的短语,是高中教学的难点,尤其是高三复习中的难点。这种短语的特点是在介词to后只能跟名词、代词或动名词。本文就高中阶段带有to的动词短语归纳并讲解如下。3?get down to 着手做(认真考虑)例如:?Let’s get down to work.. ?让我们静下心来工作吧。?While the weather is fine, I must get down to painting the house.?当天晴时,我一定要油漆房子。?解释:其后宾语一般用“business, work等”。down是副词。? to遵守(坚持,坚持……方向)例如:?I’d rather keep to the original arrangement.?我宁愿坚持原先的安排。?Ill as he was, he kept to studying far into the night. ?他虽然有病,但仍然学习到深夜。?解释:同义词组是“stick to”。当表示“不偏主题,不跑题”时,其宾语经常用subject, point等。4? to有助于,为……做贡献,投稿,捐款例如:?This can contribute to the solution of the problem.?这有助于问题的解决。?He offered to contribute to the Red Cross.?他主动提出向红十字会捐款。?He contributed an article to China Daily.?他向《中国日报》投了一篇稿件。?4. admit to承认例如:?The young man admitted to stealing the jewels. ? 那个年轻人承认了偷了珠宝。?He admitted to the murder.?他承认犯了谋杀罪。? 解释:例句中的to可省略。5? to喜欢上,从事,沉湎于,走向等例如:?The robbers have taken to the hills, where it will be difficult to catch them.?盗贼们上山了,那里很难抓到他们。?For some reason he took to walking in the New York streets at night.?不知为什么,他养成夜间在纽约街道上溜达的习惯。?解释:请注意take sth to ,意思是:to use a tool or piece of equipment in order to do sth , especially sth violent用(工具或设备)做某事(尤指)用……打击。例如:He took a hammer to the 。? to求助于(依靠,转而从事于)例如:?No matter when he is in trouble, he always turns to me for help. ?他每当陷入困境时,他总是求助于我。?Refused permission to work in the country, he was able to turn to writing to earn a living. ?他在这个国家找不到工作,以