四大时态复习1
一般现在时(1)一般现在时的构成(肯定句)☆ be动词:主语 +be(am,is,are)+其它
如: I am a boy
我是一个男孩
☆ 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
(2)一般现在时的变化☆
be动词的变化
[否定句 ]:主语 + be + not +其它
如: He is not a worker
[一般疑问句 ]:Be +主语 +其它
如: -Are you a student
/ No, I'm not
[特殊疑问句 ]:疑问词 +一般疑问句
如: Where is my bike
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