高一英语人教必修四UnitGrammar.pptxVIP

会计学1高一英语人教必修四UnitGrammar 动词-ing 形式在句中作定语和状语是本单元的学习重点。1. 作定语 动词-ing 形式可以单独充当名词的前置修饰语, 这时有两种情况。(1)动词-ing形式表示 “供作......之用”的意 思, 这类作定语的-ing形式过去叫动名词。 a swimming pool = a pool for swimming第1页/共32页 a sleeping car= a car for sleeping(2)动词-ing形式表示 “......的” 意思, 过 去叫现在分词。 a sleeping child working people the rising sun第2页/共32页 动词-ing形式短语作定语时一般放在它所修饰的名词之后, 相当于一个定语从句。如: They are visitors coming from several countries. The boy standing there is a classmate of mine.第3页/共32页 Four people entered the room looking around in a curious way. = Four people enter the room and looked around in a curious way.(2)Being poor, he couldn’t afford a TV set. 原因2. 作状语可以表示时间、原因、结果、条件、行为方式或伴随动作等。伴随动作第4页/共32页 (3)Working hard, you’ll surely succeed.条件(4)The boy sat in front of the farm- house, cutting the branch.伴随(5)He came running back to tell me the news. 方式第5页/共32页 (6)(When) Hearing the news, he got frightened. =When he heard the news, he got frightened. (7)The child slipped and fell, hitting his head against the door. 结果时间, 可以在分词前保留when第6页/共32页 Attention Please 动词-ing形式作状语时, 它的逻辑主语必须与主句的主语是一致的。Time permitting, I will pay a visit to the whole city. (分词的逻辑主语是time, 而句子的主语是I, 两者不构成主谓关系, 所以只能用独立主格结构, 也就是给现在分词补充一个主语。)第7页/共32页 You see her step back appearing surprised.His nose touchesMr. Cook’s moving hand.第8页/共32页 You see her step back appearing surprised.=You see her step back and she appears surprised.His nose touched Mr. Cook’s moving hand.=His nose touched Mr. Cook’s hand which is moving.第9页/共32页 They also express their feelings using unspoken language.=They also express their feelings by the way of using unspoken language.=They are visitors who come from several countries.They are visitors coming from several countries.第10页/共32页 1. The stranger said something in a _______ voice and the little girl was very much _______. A. frightening, frightened B. frightened, frightening C. frighte