现在完成时1.构成 ?现在完成时是由助动词?have(has)动词的过去分词构成助动词说明该谓语是属于现在时范围它和主语的人称数要保持一致过去分词是主要的谓语动词说明句子意义肯定式:主语 havehas 过去分词 其他(当主语是第三人称单数时用has其余人称用have过去分词:规则动词的过去分词构成与动词过去式相同不规则动词需要特殊记忆)否定式:主语 haventhasnt 过去分词
中考英语现在完成时专项练习题及答案 一 单项选择 1Both his parents look sad . Maybe they _________whats happened to him . A. knew B. have known C. must know D.will know 2He has _______ been
时态讲解:现在完成时(1)构成:现在完成时由助动词have 过去分词构成助动词have 有人称和数的变化第三人称单数用has其余用have.现在完成时的否定式直接在助动词后面加上not疑问式是把助动词提到主语之前以study 为例其否定式疑问式和简单回答形式如下:否定式疑问式I have not (havent) studied….Have I studied…You have not (
一时态讲解:现在完成时(1)构成:现在完成时由助动词have 过去分词构成助动词have 有人称和数的变化第三人称单数用has其余用have.现在完成时的否定式直接在助动词后面加上not疑问式是把助动词提到主语之前以study 为例其否定式疑问式和简单回答形式如下:否定式疑问式I have not (havent) studied….Have I studied…You have not
一时态讲解:现在完成时(1)构成:现在完成时由助动词have 过去分词构成助动词have 有人称和数的变化第三人称单数用has其余用have.现在完成时的否定式直接在助动词后面加上not疑问式是把助动词提到主语之前以study 为例其否定式疑问式和简单回答形式如下:否定式疑问式I have not (havent) studied….Have I studied…You have not
现在完成时练习A)选用have has填空:1.I _______ told him the news.2.She ________e back from school.3.You ________ won the game.B)按要求改写下列各句:4.They have bought aputer.(改成否定句)_______________________________
Exercise: 用since和for填空1. Jim has been in Ireland ______ . Jill has been in Ireland ______ three . His aunt has lived in Australia ______15 . Mary is in her office. She has been there ______ 7 o. India
Exercise: 用since和for填空1. Jim has been in Ireland ______ . Jill has been in Ireland ______ three . His aunt has lived in Australia ______15 . Mary is in her office. She has been there ______ 7 o. India
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现在完成时及现在完成进行时讲解及练习现在完成进行时1 定义:现在完成进行时表示动作从过去某一时间开始一直延续到现在可能还要继续下去2 现在完成进行时的构成:现在完成进行时是由havehasbeen动词的现在分词构成havehas been现在分词单数复数I have been doingWe have been doingYouYou haveTheyHeSheIt has3 现在
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