英语语法(Unit7).ppt

英语语法 Unit 7 本单元学习要点 英语介词的功能 介词和动词的搭配 介词和形容词的搭配 介词在句子中的应用 学习要点：介词概念与功能 介词是英语中的一种应用很广，功能很强的虚词，即它本身不能单独使用，需要和动词、形容词或名词配合使用。 由于它在句子中的位置总是在名词前边，所以也叫做前置词，它的英语名称preposition就明确表达了这个含义。 pre- 在…前边； position 位置、职位、地位、立场 介词后边的名词成分叫做介词宾语。 介词的功能 介词是用来表达句子中动词所作的动作的三种情况： 方位 （静态） 方向 （动态） 方式 （抽象） Activity 1 （辨识介词） There was a huge thunderstorm in the north of the country yesterday. Lighting struck during the night and it destroyed several electrical posts （杆）along the main roads. There has been no news from many affected villages, which are now without electricity. The villagers’ relatives have been talking to the press, and they are very worried about their families. Luckily, most people in other affected areas could be reached by phone soon after the storm. 介词的内涵（表方位方向） 介词的内涵（表时间） 介词的内涵（表时间） 介词的内涵（表时间） 介词的内涵（表时间） 介词的内涵（表抽象方式） 学习要点：通过例子加深理解 和动词搭配： look at 看着； look for 寻找； look into 窥探、观察 look up to 敬仰; look down on 蔑视; look after 照顾 make up 弥补、化妆； make for 走向； make away 逃走 agree with sb. 赞同某人； agree to sth. 赞同某事 turn to 求助； turn over 营业额；turn off 关掉 take over 接管； take to 开始从事；take out 去掉、出发 和形容词搭配： absent from 缺席； afraid of 害怕； good at 擅长 famous for 以…著称； full of 充满； keen on 喜欢 similar to 类似于； popular with 受…喜爱 interested in 感兴趣于； opposite to 与…相对 与名词搭配： 1）名词在后 by bus; at home; in town; in the city; on Sunday; in the morning; at night; till next day; with care; in particular; on foot; on purpose 2）名词在前 desire for; love for; offence against; sympathy with; equality with; attention to; 特别提示： 有些介词是由两个及多个词一起构成，叫做复合介词。如： out off; in front of; according to; in spite of. 还有时两个介词连用，构成二重介词。如：from under; until after; except in. Activity 2（选词填空） The man in / from / at the supermarket was really nice. I had seen him around before, though never in / near the neighborhood. I think he lives beside / near our home. He noticed tha