2年高考英语第一轮复习专题四：介词.pptVIP

高考总复习·人教版·英语 第四讲 介词 语法部分 考点透析 1. 介词是用于名词词组或相当于名词词组结构表示词语间语义关系的词类。就其构成来说，可分为：简单介词（about），复合介词（within），双重介词（by means of），分词介词（including）。 2.after，in  after、 in都可与终止性动词连用，用于将来时态。但after后接时间点。in后接时间段。 如： （1） Come and see me in two or three days time. （3）I，m busy now.I will go to see you after seven tonight. 3.besides，except，but，but for，except for的用法 （1）Your composition is good except for some spelling mistakes. （2） The window is never opened except in summer. （but后不接介词短语） （3）I have some good friends besides you. （4）Everybody but Tom agreed to the plan. （5）But for your help,I couldn，t have finished the task on time. 要不是你帮忙，我不可能按时完成任务。 4.as、with as、with都有“随着……”之意。as为连词，后接从句；with为介词，后接名词或名词短语。如： （1）As the day went on，the weather got worse. （2）With the production up by 60%，the company had another excellent year. 5. as、like as指身份、资格， 意为“作为”，like用于说明相似关系，即两者在形态或特性上有相似之处，但并不等同。如： （1）Like most students，she was always prepared and never came to class late. （2）As the chief engineer，you should answer for this terrible accident. 6. 一般介词后不能跟that引导的宾语从句，只有在but、except、besides、 in后才偶然见到that引导的宾语从句。(in that……意为“在……方面”、“既然”……)如： （1） He is a good student except that he is sometimes late for school. 他是个好学生，只不过有时会迟到。 （2）We ask nothing from you but that you should try to be a useful man to the society. 我们对你无所求，只是你应该努力做个对社会有用的人。 （3）He differs from his brother in that he looks farther ahead in his work. 他与他哥不同的是他在工作中看得更远些。