高考英语（外研版）一轮复习课件：语法专项+五、代词、介词和介词短语.pptVIP

五、代词、介词和介词短语;一、代　词 考点1 代词基本用法 　　代词是代替名词、短语和句子起名词作用的词。代词主要包括九类: 人称代词、物主代词、反身代词、指示代词、相互代词(只有两个: each other和one another)、不定代词、疑问代词、关系代词和连接代词。关系代词和连接代词隶属于复合句部分。;常见人称代词、物主代词及反身代词如下表所述: ;代词 数　　;【典例剖析】 (2016·全国卷Ⅰ)On my recent visit, I held a lively three-month-old twin that had been rejected by______ (it) mother. ;解题关键: 此处表示“它的母亲”, 故使用形容词性物主代词its修饰名词mother。 答案判定: its;【高考题组】单句改错/单句语法填空 1. (2016·四川高考)When he (my father) came back, I found a bunch of flowers in her hand. (改错) __________ 2. (2015·全国卷Ⅱ)Five minutes later, Tony saw parents. (改错) ____________;3. (2015·浙江高考)Close to the school there was a beautiful park with many trees around them. (改错) __________ 4. (2014·全国卷)Otherwise, it is impossible for him to help each other. (改错) ____________;5. (2015·全国卷Ⅰ)I’d been at home in Hong Kong, with ___(it) choking smog. 6. (2014·全国卷Ⅱ)“Did anyone lose a suitcase at the last stop? ”“Oh dear! It’s ________(I). ”She pushed her way to the driver and took the suitcase thankfully. ;7. (2015·全国卷Ⅰ)Would you please write something about the culture in _____(you) part of the United States? 8. (2014·辽宁高考)Raise your leg and let __stay in the air for seconds. ;考点2 it的用法 1. it作人称代词的用法 (1)指事物 作为人称代词, it可以指除人以外的一切事物或动物。 *It’s hard work, but I enjoy it. ;(2)指人 it指人时主要用于指性别不明的婴儿或用于确认某人的身份。 *There is a knock on the door. It must be the postman. ;2. it作非人称代词的用法 (1)基本用法 it作非人称代词时, 主要用于指时间、距离、价值、天气、气候及温度等。;(2)用于某些句型 It’s time for sth. 该做某事了。 It’s time to do sth. 到该做某事的时候了。 It’s time for sb. to do sth. 某人该做某事了。;It’s (about/high) time+that-从句　某人(早)该做某事了。(从句谓语用过去时, 有时也用“should+动词原形”) It’s the first (second) time+that-??句　这是某人第几次做某事。(从句谓语用现在完成时) It’s+时间段+since-从句　自从……有多长时间了。 It’s+时间段+before-从句　过了多长时间才……;3. it作形式主语(宾语)的用法 　　it常作形式主语(宾语), 替代动词不定式、动名词或者名词性从句。 (1)it作形式主语的句型 ①It+be+adj. +(for sb. )to do sth. 常用于此句型的形容词有: easy, difficult, hard, necessary, unnecessary, possible等。 *It is necessary to change your job. ;②It+be+adj. +of sb. to do sth. 此句型中的形容词描述的是人的品德、特征。能用于该句型的形容词有: kind, nice, wise,