Unit4howoftendoyouexercise学案及自我检测.docVIP

汤原一中英语学科八年级上导学案 Unit1 How often do you exercise? Unit1第1－2课时，总第1－2 课时 一般现在时的用法 授课时间 授课类型 主备人 参与人 审核人 新课 胡钦文 初二英语组成员 学习目标 了解掌握一般现在时的构成、用法。 学习重点 一般现在时的用法 I一般现在时的句子结构 1、当句子表状态说明主语是什么或怎么样时，其句型：主+BE动词（am, is, are）+表语，否定式是在BE动词后加not，疑问句是将BE动词提前到句首（即在主语之前） e.g. The twin sisters are from America. 这对孪生姐妹是美国人。 The twin sisters are not from America. Are the twins from America? 2、当谓语由实义动词充当， A] 主语不是第三人称单数时， 句子结构为：主语+动词原形+其它 否定式为：主语+dont+动词原形+其它 疑问句为：Do+主语+动词原形+其它？ e.g. We speak Chinese. Do you speak Chinese? They dont speak Chinese. B] 当主语是第三人称单数时： 句子结构为 主语+动词（词尾加s或es）+其它。 否定式为：主语+doesnt+动词原形+其它。 疑问句式：Does+主语+动词原形+其它？ C] 三单变化： 1多数在动词后加s 如：play—plays like—likes 等。 2以s，x，sh，ch，o结尾的动词加es 如：go—goes wash--washes 3以辅音字母加y结尾，把y改i再加es fly—flies 句子适当形式填空 练习 写出下列动词的第三人称单数 1.drink 2. go 3.stay 4.make 5.have 6.pass 7.carry 8.watch 9.fly 10.study 11.brush 12.do II 一般现在时的用法　　 1. 表示现在的状态　Tom lives in Beijing.　　 2.表示经常性或习惯性的动作，常与 always, often, sometimes, every day, on weekends, once a month, three times a day， in the morning/ afternoon, / evening, at noon, at night ,on Sunday(s), at seven 等表示频率的副词或时间状语连用。　I go to school at seven every day.　He plays soccer on Sundays.3表示主语具备的性格和能力等　She likes apples.　They speak Japanese.4.表示客观事实或普遍真理。 The sun rises in the east and sets in the west. 太阳从东方升起，从西方落下。 III 课堂练习 A] 选择 （ ）1 Jenny ____ in an office. Her parents ____in a hospital. A work works B works work C work are working （ ）2 One of the boys_____ a black hat. A have B there is C has （ ）3 What ____ he _____ on weekends? -He sometimes watches TV. A. do, do B. does do C. does, to do （ ）4 Wang Mei ____ music and often ____ to music. A like; listen B likes; listens C like; are listening （ ）5 Jenny____ English every evening. A studied B studies C study D II用所给词的正确形式填空 1. We often______