英语语法知识点总结:一般现在时(在线收听

   一般现在时的功能

  1.表示事物或人物的特征、状态。如:The sky is blue.天空是蓝色的。
  2.表示经常性或习惯性的动作。如:I get up at six every day.我每天六点起床。
  3.表示客观现实。如:The earth goes around the sun.地球绕着太阳转。
  一般现在时的构成
  1. be动词:主语+be(am,is,are)+其它。如:I am a boy.我是一个男孩。
  2.行为动词:主语+行为动词(+其它)。如:
  We study English.我们学习英语。
  当主语为第三人称单数(he, she,it)时,要在动词后加"-s"或"-es"。如:Mary likes Chinese.玛丽喜欢汉语。
  一般现在时的变化
  1. be动词的变化。
  否定句:主语+ be + not +其它。
  如:He is not a worker.他不是工人。
  一般疑问句:Be +主语+其它。
  如:-Are you a student?  -Yes. I am. / No, I'm not.
  特殊疑问句:疑问词+一般疑问句。如:Where is my bike?
  2.行为动词的变化。
  否定句:主语+ don't( doesn't ) +动词原形(+其它)。如:
  I don't like bread.
  当主语为第三人称单数时,要用doesn't构成否定句。如:
  He doesn't often play.
  一般疑问句:Do( Does ) +主语+动词原形+其它。如:
  - Do you often play football?
  - Yes, I do. / No, I don't.
  当主语为第三人称单数时,要用does构成一般疑问句。如:
  Does she go to work by bike?
  - Yes, she does. / No, she doesn't.
  特殊疑问句:疑问词+一般疑问句。如:How does your father go to work?
  小结:
  通常用时间状语 “usually, often, every day, sometimes”。
  肯定句:
  I go to school on foot every day.
  She goes to school on foot every day.
  一般疑问句:
  Do you jump high? Yes, I do. / No, I don’t.
  Does he jump high? Yes, he does. / No, he doesn’t.
  否定句: We don’t go to school on Sundays.
  My mother doesn’t like watching TV in the evening.
  原文地址:http://www.tingroom.com/listen/vocabulary/388342.html