一般现在时 一、 定义与讲解 1、 一般现在时：表示经常性的事情，经常性的动作或一直存在事实和状态。 比如： he is a boy. （表示一直存在的事实） He goes go work every day (表示经常性的事情） 下面的句子都是一般现在时，请你参考： （1）I like swimming. （2）He wants to go to sleep. （3）They usually go to school by bike. （4）I take the medicine three times a day. （5）She helps her mother once a week. （6）Mary’s father is a policeman. （7）There are 50 students in my class. 2、 一般现在时的用法及变形. 一般现在时要注意以下几点： （1）有 am,is,are 及情态动词的句型变疑问句调换 am,is,are 及情态动词和主语的位置，否定 回答在am,is,are 及情态动词的末尾加 not.否定句直接在后面加 not. 例如：he is a student. - Is he a student ? - Yes,he is./No, he isn’t. He is a student - he isn’t a student. I can ride bike. - can you... I can’t... （2）有动词的句型变疑问句在句首加上助动词 Do，第三人称单数加 Does.否定回答在Do 或 Does 后面加 not 例如：I like swimming . - Do you like swimming ? - Yes, i do/ No, i don’t. I like swimming. - I don’t like swimming. （3）第三人称单数在动词的末尾要加 s 或 es，以 s,ch,sh 结尾的单词加 es,特殊单词特殊记. 例如：He goes to school at 7:00 every day. 要特别注意在什么情况要使用一般现在时. 现在请你完成一些练习，让你更熟练地掌握一般现在时： （一）．用动词的适当形式填空 1. She _________(go) to school at seven o’clock. 3. He usually ___________ up at 17:00.(get ) 4. She ___________ (live) in Beijing. 7. My father __________ (watch) TV every evening . 9．________ Amy _________ (read) English every day 10. Chen Jie sometimes _________(go)to the park with her sister. （二）.选择填空 1．I want____homework now. A. doing B. to do C. to do my D. do my 2．It's time______. A. go to school B. play games C. to go home D. to do my homework...
