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 t
一单项选择 1Both his parents look sad . Maybe they _________whats happened to him . Aknew Bhave known C.must know D.will know 2He has _______ been to Shanghai has he Aalready
参考答案:一单项选择1现在完成时主要强调过去发生的动作对现在造成的影响或过去发生的动作还未结束一直持续到现在或将来重点在于对现在的影响这种考查难度较大往往无时间状语需要从上下文分析推理才行故上两侧根据上下文分析推理正确答案是B2现在完成时常与already(已经)just(刚刚正好)ever(曾经)never(从来也不从不)before(以前)yet(仍然)等连用故2应选B3C4现在完成时常
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
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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